| |
| Kingdom Animalia |
| |
Cecidomyia foliora Russell and Hooker, 1908 -- invalid |
| |
Gnathostenetroides pugio Hooker, 1985 -- valid |
| |
Mesanthura hopkinsi Hooker, 1985 -- valid |
| |
Metamunna wilsoni (Hooker, 1985) -- valid |
| |
Mexicope Hooker, 1985 -- valid |
| |
Mexicope kensleyi Hooker, 1985 -- valid |
| |
Microjanira biunguiculata (Hooker, 1985) -- valid |
| |
Munnogonium wilsoni Hooker, 1985 -- invalid |
| |
Pleurocope floridensis Hooker, 1985 -- valid |
| |
| Kingdom Fungi |
| |
Bacidia incompta (Borrer ex Hooker) Anzi -- accepted |
| |
Dactylina arctica (Hook. f.) Nyl. -- accepted |
| |
Masonhalea richardsonii (Hook.) Kärnefelt -- accepted |
| |
Ramalina inflata (Hook. f. & T. Taylor) Hook. f. & T. Taylor -- accepted |
| |
| Kingdom Plantae |
| |
Aberia caffra Hook. f. & Harv. -- not accepted |
| |
Abies balsamea ssp. lasiocarpa (Hook.) B. Boivin -- not accepted |
| |
Abies lasiocarpa (Hook.) Nutt. -- accepted -- balsam fir, Rocky Mountain fir, subalpine fir, western balsam fir, white balsam |
| |
Abies lasiocarpa var. lasiocarpa (Hook.) Nutt. -- accepted -- subalpine fir |
| |
Abronia fragrans Nutt. ex Hook. -- accepted -- heart's-delight, prairie snowball, snowball sand verbena, sweet sand verbena |
| |
Abronia mellifera Douglas ex Hook. -- accepted -- white sand verbena |
| |
Abutilon pictum (Gillies ex Hook. & Arn.) Walp. -- accepted -- painted Indian mallow |
| |
Acacia cavenia (Molina) Hook. & Arn. -- not accepted |
| |
Acacia pentagona (Schumach. & Thonn.) Hook. f. -- accepted |
| |
Acanthonema Hook. f. -- accepted |
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Acanthonema strigosum Hook. f. -- accepted |
| |
Acer douglasii Hook. -- not accepted |
| |
Acer drummondii Hook. & Arn. ex Nutt. -- not accepted |
| |
Acer glabrum ssp. douglasii (Hook.) Wesm. -- not accepted |
| |
Acer glabrum var. douglasii (Hook.) Dippel -- accepted -- Douglas' maple |
| |
Acer rubrum ssp. drummondii (Hook. & Arn. ex Nutt.) E. Murray -- not accepted |
| |
Acer rubrum var. drummondii (Hook. & Arn. ex Nutt.) Sarg. -- accepted -- Drummond's maple |
| |
Achillea multiflora Hook. -- not accepted |
| |
Achimenes argyrostigma Hook. -- not accepted |
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Achimenes cupreata Hook. -- not accepted |
| |
Achimenes fimbriata (Hook.) Hend. -- not accepted |
| |
Achimenes mexicana (Seem.) Benth. & Hook. f. ex Fritsch -- accepted |
| |
Achimenes ocellata Hook. -- not accepted |
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Achimenes picta Benth. ex Hook. -- not accepted |
| |
Achimenes tubiflora (Hook.) Britton -- not accepted |
| |
Achneria Munro ex Benth. & Hook. f. -- not accepted |
| |
Achrophyllum dentatum (Hook. f. & Wilson) Vitt & Crosby -- accepted |
| |
Acleisanthes wrightii (A. Gray) Benth. & Hook. f. ex Hemsl. -- accepted -- Wright's trumpets |
| |
Acmella pusilla (Hook. & Arn.) R.K. Jansen -- accepted -- dwarf spotflower |
| |
Aconogonon campanulatum (Hook. f.) H. Hara -- accepted -- bellflower smartweed |
| |
Acrobolbus anisodontus (Hook.f. & Taylor) Briscoe -- accepted |
| |
Acrobolbus ochrophyllus (Hook.f. & Taylor) R.M. Schust. -- accepted |
| |
Acrobolbus saccatus (Hook.) Trevis. -- accepted |
| |
Acroclinium roseum Hook. -- not accepted |
| |
Acrolasia albicaulis (Hook.) Rydb. -- not accepted |
| |
Acrolejeunea mollis (Hook.f. & Taylor) Schiffn. -- accepted |
| |
Acropeltis phyllophora Hooker and Harvey -- not accepted |
| |
Acroschisma (Hook. f. & Wilson) Lindl. -- accepted |
| |
Acroschisma wilsonii (Hook. f.) A. Jaeger -- accepted |
| |
Actinea richardsonii (Hook.) Kuntze -- not accepted |
| |
Actinostachys pennula (Sw.) Hook. -- accepted -- ray fern, ray spiked fern |
| |
Adelanthus falcatus (Hook.) Mitt. -- accepted |
| |
Adelanthus occlusus (Hook.f. & Taylor) Carrington -- accepted |
| |
Adenocaulon Hook. -- accepted -- trailplant |
| |
Adenocaulon bicolor Hook. -- accepted -- American trailplant |
| |
Adenophorus hymenophylloides Hook. & Grev. -- accepted -- filmy kihifern |
| |
Adenophorus tamariscinus (Kaulf.) Hook. & Grev. -- accepted -- wahini noho mauna |
| |
Adenophorus tamariscinus var. tamariscinus (Kaulf.) Hook. & Grev. -- accepted -- wahini noho mauna |
| |
Adenostoma Hook. & Arn. -- accepted -- chamise |
| |
Adenostoma fasciculatum Hook. & Arn. -- accepted -- chamise |
| |
Adenostoma fasciculatum var. fasciculatum Hook. & Arn. -- accepted -- chamise, common chamise |
| |
Adesmia angustifolia Hook. & Arn. -- not accepted |
| |
Adesmia microphylla Hook. & Arn. -- accepted -- pahuen, palhuen, varilla |
| |
Adesmia tenella Hook. & Arn. -- accepted |
| |
Adiantopsis pedata (Hook.) T. Moore -- accepted |
| |
Adiantum wilsonii Hook. -- accepted -- Wilson's maidenhair |
| |
Aeschynanthus bracteatus var. peelii (Hook. f. & Thomson) C.B. Clarke -- not accepted |
| |
Aeschynanthus cordifolius Hook. -- accepted |
| |
Aeschynanthus hildebrandii Hemsl. ex Hook. f. -- not accepted |
| |
Aeschynanthus javanicus Rollinson ex Hook. -- not accepted |
| |
Aeschynanthus lobbianus Hook. -- not accepted |
| |
Aeschynanthus miniatus var. cordifolius (Hook.) C.B. Clarke -- not accepted |
| |
Aeschynanthus peelii Hook. f. & Thomson -- not accepted |
| |
Aeschynanthus speciosus Hook. -- accepted |
| |
Aeschynanthus tricolor Hook. -- accepted |
| |
Agalmyla tuberculata Hook. f. -- accepted |
| |
Agastache cana (Hook.) Wooton & Standl. -- accepted -- mosquito plant |
| |
Agave maculosa Hook. -- not accepted |
| |
Ageratina occidentalis (Hook.) King & H. Rob. -- accepted -- western eupatorium, western joepyeweed, western snakeroot |
| |
Aglaonema commutatum var. maculatum (Hook. f.) Nicolson -- accepted -- Philippine evergreen |
| |
Agoseris aurantiaca (Hook.) Greene -- accepted -- orange agoseris, orange-flowered false-dandelion |
| |
Agoseris aurantiaca var. aurantiaca (Hook.) Greene -- accepted -- Mill Creek agoseris, orange agoseris |
| |
Agoseris hirsuta (Hook.) Greene -- not accepted |
| |
Agrimonia eupatoria var. parviflora Hook. -- not accepted |
| |
Agropyron dasystachyum (Hook.) Vasey -- not accepted |
| |
Agropyron dasystachyum (Hook.) Scribn. -- not accepted |
| |
Agropyron dasystachyum var. dasystachyum (Hook.) Scribn. -- not accepted |
| |
Agropyron dasystachyum var. subvillosum (Hook.) Scribn. & J.G. Sm. -- not accepted |
| |
Agropyron repens ssp. pungens (Pers.) Hook. f. -- not accepted |
| |
Agropyron subvillosum (Hook.) E.E. Nelson -- not accepted |
| |
Agrostis antarctica Hook. f. -- not accepted |
| |
Agrostis canina var. falklandica (Hook. f.) Hack. -- not accepted |
| |
Agrostis canina var. falklandica (Hook. f.) Macloskie -- not accepted |
| |
Agrostis canina var. falklandica (Hook. f.) Hack. ex Skottsb. -- not accepted |
| |
Agrostis drummondii Torr. ex Hook. f. -- not accepted |
| |
Agrostis exarata ssp. minor (Hook.) C.L. Hitchc. -- not accepted |
| |
Agrostis exarata var. minor Hook. -- not accepted -- minor spike bentgrass |
| |
Agrostis falklandica Hook. f. -- not accepted |
| |
Agrostis foliata Hook. f. -- accepted |
| |
Agrostis magellanica var. antarctica (Hook. f.) Pilg. -- not accepted |
| |
Agrostis magellanica var. antartica (Hook. f.) Franch. -- not accepted |
| |
Agrostis multiculmis Hook. f. -- not accepted |
| |
Agrostis prostrata Hook. f. -- not accepted |
| |
Agrostis spica-venti ssp. interrupta (L.) Hook. f. -- not accepted |
| |
Agrostis tenuifolia var. fretensis Hook. f. -- not accepted |
| |
Agrostis vulgaris var. nigra (With.) Hook. f. -- not accepted |
| |
Aira antarctica Hook. f. -- not accepted |
| |
Aira atropurpurea var. magellanica (Hook. f.) Skottsb. -- not accepted |
| |
Aira caespitosa ssp. alpina (L.) Hook. f. -- not accepted |
| |
Aira elongata Hook. -- not accepted |
| |
Aira kingii Hook. f. -- not accepted |
| |
Aira latifolia Hook. -- not accepted |
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Aira magellanica Hook. f. -- not accepted |
| |
Aira parvula Hook. f. -- not accepted |
| |
Allamanda neriifolia Hook. -- not accepted |
| |
Allium acuminatum Hook. -- accepted -- taper-tip onion, tapertip onion |
| |
Allium douglasii Hook. -- accepted -- Douglas' onion |
| |
Allium falcifolium Hook. & Arn. -- accepted -- scytheleaf onion |
| |
Allocarya scouleri (Hook. & Arn.) Greene -- not accepted |
| |
Alloplectus aureonitens (Hook.) Stearn -- not accepted |
| |
Alloplectus capitatus Hook. -- not accepted |
| |
Alloplectus concolor Hook. -- not accepted |
| |
Alloplectus discolor Hook. f. -- not accepted |
| |
Alloplectus eriocalyx Galeotti ex Hook. -- not accepted |
| |
Alloplectus lynchii Hook. f. -- not accepted |
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Alloplectus repens Hook. -- not accepted |
| |
Alloplectus speciosus hort. ex Hook. -- not accepted |
| |
Aloe deltoidea Hook.f. -- not accepted |
| |
Aloina brevirostris (Hook. & Grev.) Kindb. -- accepted |
| |
Alopecurus alpinus var. aristatus Hook. f. -- not accepted |
| |
Alopecurus alpinus var. gracilior Hook. f. -- not accepted |
| |
Alopecurus elatior Jacq. ex Hook. f. -- not accepted |
| |
Aloysia gratissima (Gillies & Hook.) Tronc. -- accepted -- whitebrush |
| |
Aloysia gratissima var. gratissima (Gillies & Hook.) Tronc. -- accepted -- whitebrush |
| |
Alsia californica (Hook. & Arn.) Sull. -- accepted -- California alsia moss |
| |
Alsophila aneitensis (Hook.) R.M. Tryon -- not accepted |
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Alsophila borbonica var. latifolia (Hook.) J.P. Roux -- not accepted |
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Alsophila colensoi Hook. f. -- not accepted |
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Alsophila cunninghamii (Hook. f.) R.M. Tryon -- not accepted |
| |
Alsophila gigantea Wall. ex Hook. -- not accepted |
| |
Alsophila imrayana (Hook.) D.S. Conant -- not accepted |
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Alsophila kirkii (Hook.) R.M. Tryon -- not accepted |
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Alsophila latebrosa Wall. ex Hook. -- not accepted |
| |
Alsophila lurida (Blume) Hook. -- not accepted |
| |
Alsophila manniana (Hook.) R.M. Tryon -- not accepted |
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Alsophila milnei (Hook. ex Hook. f.) R.M. Tryon -- not accepted |
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Alsophila salvinii Hook. -- not accepted |
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Alsophila sinuata (Hook. & Grev.) R.M. Tryon -- not accepted |
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Alsophila smithii (Hook. f.) R.M. Tryon -- not accepted |
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Alsophila welwitschii (Hook.) R.M. Tryon -- not accepted |
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Alternanthera echinocephala (Hook. f.) Christoph. -- accepted -- seaurchin joyweed |
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Amblyopappus Hook. & Arn. -- accepted -- amblyopappus |
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Amblyopappus pusillus Hook. & Arn. -- accepted -- dwarf coastweed |
| |
Amblystegium compactum (Hook.) Austin -- not accepted |
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Amblystegium irriguum (Hook. & Wilson) Schimp. -- not accepted |
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Ambrosia acanthicarpa Hook. -- accepted -- annual bursage, bursage, bursage ragweed, flat-spine burr-ragweed, flatspine bur ragweed, flatspine burr ragweed, sand bursage |
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Amelanchier alnifolia var. semiintegrifolia (Hook.) C.L. Hitchc. -- accepted -- Pacific serviceberry, Saskatoon serviceberry |
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Amelanchier ovalis var. semiintegrifolia Hook. -- not accepted |
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Ampelothamnus phillyreifolius (Hook.) Small -- not accepted |
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Amphibromus nervosus (Hook. f.) Baill. -- accepted |
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Amphiglottis pallidiflora (Hook.) Britton -- not accepted |
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Amsinckia vernicosa Hook. & Arn. -- accepted -- green fiddleneck |
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Amsinckia vernicosa var. vernicosa Hook. & Arn. -- accepted -- green fiddleneck |
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Amygdalus glandulosa Hook. -- not accepted |
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Anastrepta orcadensis (Hook.) Schiffn. -- accepted |
| |
Anastrophyllum donianum (Hook.) Steph. -- not accepted |
| |
Anastrophyllum donnianum (Hook.) Steph. -- accepted |
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Andreaea acutifolia Hook. f. & Wilson -- accepted |
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Andreaea mutabilis Hook. f. & Wilson -- accepted |
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Andreaea nivalis Hook. -- accepted |
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Andreaea wilsoni Hook. f. -- not accepted |
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Andrewsianthus perigonialis (Hook.f. & Taylor) R.M. Schust. -- accepted |
| |
Andromeda phillyreifolia Hook. -- not accepted |
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Andropogon jwarancusa ssp. laniger (Desf.) Hook. f. -- not accepted |
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Andropogon sorghum var. vulgaris (Pers.) Stapf ex Hook. f. -- not accepted |
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Andropogon tahitensis Hook. & Arn. -- not accepted |
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Anemidictyon J. Sm. ex Hook. -- not accepted |
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Anemone deltoidea Hook. -- accepted -- Columbian windflower |
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Anemone richardsonii Hook. -- accepted -- yellow thimbleweed |
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Anemopsis Hook. & Arn. -- accepted -- yerba mansa |
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Anemopsis californica (Nutt.) Hook. & Arn. -- accepted -- yerba mansa, yerba-mansa |
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Anemopsis californica var. californica (Nutt.) Hook. & Arn. -- not accepted -- yerba mansa |
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Anetanthus alatus (Cham. & Schltdl.) Benth. & Hook. f. ex E.A. Durand & B.D. Jacks. -- not accepted |
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Aneura multifida var. submersa (Hook.f. & Taylor) Gottsche, Lindenb. & Nees -- not accepted |
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Aneura pinguis var. angustior (Hook.) Dumort. -- not accepted |
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Aneura sinuata (Dicks. ex Hook.) Dumort. -- not accepted |
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Angelonia gardneri Hook. -- accepted |
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Anigozanthos pulcherrimus Hook. -- accepted |
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Anisophyllum multiforme (Gaudich. ex Hook. & Arn.) Klotzsch & Garcke -- not accepted |
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Anoda lanceolata Hook. & Arn. -- accepted -- lanceleaf anoda |
| |
Anomodon Hook. & Taylor -- accepted |
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Anomodon viticulosus (Hedw.) Hook. & Taylor -- accepted |
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Anomylia cuneifolia (Hook.) R.M. Schust. -- not accepted |
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Anotis foetida (Dalzell) Hook. f. -- not accepted |
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Anotites menziesii (Hook.) Greene -- not accepted |
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Antennaria carpathica var. lanata Hook. -- not accepted |
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Antennaria carpathica var. pulcherrima Hook. -- not accepted |
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Antennaria carpatica var. humilis Hook. -- not accepted |
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Antennaria carpatica var. lanata Hook. -- not accepted |
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Antennaria carpatica var. pulcherrima Hook. -- not accepted |
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Antennaria lanata (Hook.) Greene -- accepted -- woolly pussytoes |
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Antennaria pulcherrima (Hook.) Greene -- accepted -- showy pussytoes |
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Antennaria pulcherrima ssp. pulcherrima (Hook.) Greene -- accepted -- handsome pussy-toes, showy pussy-toes |
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Antennaria racemosa Hook. -- accepted -- raceme pussytoes |
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Anthoceros punctatus var. laevis (L.) Hook. & Taylor ex Lindenb. -- not accepted |
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Anthoceros punctatus var. major (Smith) Hook. & Wilson -- not accepted |
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Antigonon leptopus Hook. & Arn. -- accepted -- confederate vine, coral vine, Mexican coral vine, Mexican creeper, queen's jewels, queen's wreath |
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Antirhea lucida (Sw.) Hook. f. -- not accepted -- palo iloron |
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Aphanorhegma serrata (Hook. & Wilson) Sull. -- not accepted |
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Aphanorrhegma serratum (Hook. & Wilson) Sull. -- accepted -- serrate aphanorrhegma moss |
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Aphyllon pinorum (Geyer ex Hook.) A. Gray -- not accepted |
| |
Apium echinatum (Nutt. ex DC.) Benth. & Hook. f. ex S. Watson -- not accepted |
| |
Aplozia sphaerocarpa (Hook.) Dumort. -- not accepted |
| |
Apodanthera mathewsii Arn. ex Hook. -- accepted |
| |
Aquilegia brevistyla Hook. -- accepted -- smallflower columbine |
| |
Aquilegia caerulea var. ochroleuca Hook. -- not accepted -- white Colorado columbine |
| |
Aquilegia canadensis var. hybrida Hook. -- not accepted |
| |
Aquilegia coerulea var. ochroleuca Hook. -- accepted -- white Colorado columbine |
| |
Arabidopsis arenicola (Richardson ex Hook.) Al-Shehbaz, Elven, D.F. Murray & Warwick -- accepted |
| |
Arabis arenicola (Richardson ex Hook.) Gelert -- not accepted -- sand rockcress |
| |
Arabis blepharophylla Hook. & Arn. -- accepted -- coast rockcress, rose rockcress |
| |
Aragallus splendens (Douglas ex Hook.) Greene -- not accepted |
| |
Aralia papyrifera Hook. -- not accepted -- Chinese rice-paper plant, rice-paper plant |
| |
Araucaria bidwillii Hook. -- accepted -- bunya bunya |
| |
Araucaria columnaris (G. Forst.) Hook. -- accepted -- New Caledonia pine |
| |
Arenaria franklinii Douglas ex Hook. -- not accepted -- Franklin's sandwort, fringed sagewort |
| |
Arenaria franklinii var. franklinii Douglas ex Hook. -- not accepted -- Franklin's sandwort |
| |
Arenaria macrophylla Hook. -- not accepted |
| |
Arenaria michauxii (Fenzl) Hook. f. -- not accepted |
| |
Arenaria peploides var. major Hook. -- not accepted |
| |
Arnica cordifolia Hook. -- accepted -- heart-leaf leopardbane, heartleaf arnica |
| |
Arnica mollis Hook. -- accepted -- hairy arnica, wooly arnica |
| |
Arnoglossum reniforme (Hook.) H. Rob. -- accepted -- great Indian plantain |
| |
Artemisia borealis ssp. purshii (Hook.) Hultén -- not accepted |
| |
Artemisia borealis var. purshii Hook. -- not accepted |
| |
Artemisia campestris ssp. borealis var. purshii (Hook.) Cronq. -- not accepted -- Pursh's wormwood |
| |
Artemisia campestris ssp. borealis var. scouleriana (Hook.) Cronquist -- not accepted -- field sagewort |
| |
Artemisia campestris ssp. borealis var. wormskioldii (Besser ex Hook.) Cronquist -- not accepted -- field sagewort |
| |
Artemisia campestris var. purshii (Hook.) Cronquist -- not accepted |
| |
Artemisia campestris var. scouleriana (Hook.) Cronq. -- not accepted -- field sagewort |
| |
Artemisia campestris var. wormskioldii (Besser ex Hook.) Cronquist -- not accepted -- field sagewort, northern wormwood |
| |
Arthraxon inermis Hook. f. -- not accepted |
| |
Asarina stricta (Hook. & Arn.) Pennell -- not accepted |
| |
Asclepias vestita Hook. & Arn. -- accepted -- woolly milkweed |
| |
Asclepias vestita ssp. vestita Hook. & Arn. -- accepted -- woolly milkweed |
| |
Askellia elegans (Hook.) W.A. Weber -- not accepted |
| |
Aspidotis (Nutt. ex Hook.) Copel. -- accepted -- lacefern |
| |
Aspidotis californica (Hook.) Nutt. ex Copel. -- accepted -- California lacefern |
| |
Asplenium acuminatum Hook. & Arn. -- accepted -- tapertip spleenwort |
| |
Asplenium dalhousiae Hook. -- accepted -- Countess Dalhousie's spleenwort |
| |
Asplenium macraei Hook. & Grev. -- accepted -- MaCrae's spleenwort |
| |
Asplenium varians Wall. ex Hook. & Grev. -- accepted -- variable spleenwort |
| |
Aster attenuatus auct. non Lindl. ex Hook. -- not accepted |
| |
Aster attenuatus (Howell) M. Peck non Lindl. ex Hook. -- not accepted |
| |
Aster filaginifolius Hook. & Arn. -- not accepted |
| |
Aster major (Hook.) Porter -- not accepted |
| |
Aster patens var. gracilis Hook. -- not accepted -- late purple aster |
| |
Aster pinnatifidus (Hook.) Kuntze -- not accepted |
| |
Aster sibiricus var. giganteus (Hook.) A. Gray -- not accepted -- giant arctic aster |
| |
Aster tibeticus Hook. f. -- not accepted |
| |
Aster tomentellus (Greene) Frye & Rigg non Hook. -- not accepted |
| |
Aster unalaschkensis var. major Hook. -- not accepted |
| |
Aster vahlii (Gaudich.) Hook. & Arn. -- not accepted |
| |
Asterella australis (Hook.f. & Taylor) Verd. -- accepted |
| |
Astomum phascoides (Hook.) Grout -- not accepted |
| |
Astragalus aboriginorum var. glabriusculus (Hook.) Rydb. -- not accepted |
| |
Astragalus adsurgens ssp. robustior (Hook.) S.L. Welsh -- not accepted |
| |
Astragalus adsurgens var. robustior Hook. -- not accepted -- prairie milkvetch |
| |
Astragalus americanus (Hook.) M.E. Jones -- accepted -- American milk-vetch, American milkvetch, astragale d'Amérique |
| |
Astragalus astragalinus (Hook.) Á. Löve & D. Löve -- not accepted |
| |
Astragalus australis var. glabriusculus (Hook.) Isely -- accepted -- aboriginal milkvetch |
| |
Astragalus bisulcatus (Hook.) A. Gray -- accepted -- two-groove milkvetch, twogrooved milkvetch |
| |
Astragalus bisulcatus var. bisulcatus (Hook.) A. Gray -- accepted -- two-groove milk-vetch, twogrooved milkvetch |
| |
Astragalus collinus (Hook.) Douglas ex G. Don -- accepted -- hillside milkvetch |
| |
Astragalus collinus var. collinus (Hook.) Douglas ex G. Don -- accepted -- hillside milkvetch |
| |
Astragalus diaphanus Douglas ex Hook. -- accepted -- transparent milkvetch |
| |
Astragalus didymocarpus Hook. & Arn. -- accepted -- dwarf white milkvetch |
| |
Astragalus didymocarpus var. didymocarpus Hook. & Arn. -- accepted -- dwarf white milkvetch |
| |
Astragalus drummondii Douglas ex Hook. -- accepted -- Drummond milkvetch, Drummond's milk-vetch, Drummond's milkvetch |
| |
Astragalus flexuosus var. elongatus (Hook.) M.E. Jones -- not accepted |
| |
Astragalus frigidus var. americanus (Hook.) S. Watson -- not accepted |
| |
Astragalus glareosus Douglas ex Hook. -- not accepted |
| |
Astragalus hypoglottis Hook. -- not accepted |
| |
Astragalus inflexus Douglas ex Hook. -- accepted -- bent milkvetch |
| |
Astragalus laxmannii var. robustior (Hook.) Barneby & S.L. Welsh -- accepted -- prairie milkvetch |
| |
Astragalus lentiginosus Douglas ex Hook. -- accepted -- freckled milkvetch, speckledpod milkvetch |
| |
Astragalus lentiginosus var. lentiginosus Douglas ex Hook. -- accepted -- freckled milkvetch, speckledpod milkvetch |
| |
Astragalus lotiflorus Hook. -- accepted -- lotus milk-vetch, lotus milkvetch, low milkvetch, milkvetch |
| |
Astragalus macrodon (Hook. & Arn.) A. Gray -- accepted -- Salinas milkvetch |
| |
Astragalus miser Douglas ex Hook. -- accepted -- timber milkvetch, weedy milkvetch |
| |
Astragalus miser var. miser Douglas ex Hook. -- accepted -- timber milkvetch |
| |
Astragalus pectinatus (Douglas ex Hook.) Douglas ex G. Don -- accepted -- narrowleaf milkvetch |
| |
Astragalus polaris (Seem.) Benth. ex Hook. f. -- accepted -- polar milkvetch |
| |
Astragalus purshii Douglas ex Hook. -- accepted -- Pursh loco, Pursh's milk-vetch, Pursh's milkvetch, woollypod milkvetch |
| |
Astragalus purshii var. glareosus (Douglas ex Hook.) Barneby -- accepted -- gravel milkvetch, woollypod milkvetch |
| |
Astragalus purshii var. purshii Douglas ex Hook. -- accepted -- Pursh's milk-vetch, Pursh's milkvetch, woollypod milkvetch |
| |
Astragalus robbinsii var. minor (Hook.) Barneby -- accepted -- Robbins' milkvetch |
| |
Astragalus splendens (Douglas ex Hook.) Tidestr. -- not accepted |
| |
Astragalus succumbens Douglas ex Hook. -- accepted -- Columbia milkvetch |
| |
Astrolepis integerrima (Hook.) D.M. Benham & Windham -- accepted -- hybrid cloakfern, hybrid lipfern |
| |
Atamisquea Miers ex Hook. & Arn. -- accepted |
| |
Atamisquea emarginata Miers ex Hook. & Arn. -- accepted -- atamisquea, vomitbush |
| |
Atelophragma elegans (Hook.) Rydb. -- not accepted |
| |
Athernotus longifolius (Hook.) Lunell -- not accepted |
| |
Atheropogon affinis (Hook. f.) E. Fourn. -- not accepted |
| |
Athroostachys capitata (Hook.) Benth. -- accepted |
| |
Athyrium macraei (Hook. & Grev.) Copel. -- not accepted |
| |
Athysanus pusillus (Hook.) Greene -- accepted -- common sandweed, dwarf anthysanus |
| |
Atriplex gmelini var. zosterifolia (Hook.) Moq. -- not accepted |
| |
Atriplex gmelinii var. zosterifolia (Hook.) Moq. -- not accepted |
| |
Atriplex gordonii Hook. -- not accepted |
| |
Atriplex oatula var. zosterifolia (Hook.) C.L. Hitchc. -- not accepted |
| |
Atriplex patula var. zosterifolia (Hook.) C.L. Hitchc. -- not accepted |
| |
Atriplex spinosa (Hook.) Collotzi -- not accepted |
| |
Atropis magellanica (Hook. f.) E. Desv. -- not accepted |
| |
Avena leptostachys Hook. f. -- not accepted |
| |
Avena sativa var. sericea Hook. f. -- not accepted |
| |
Azaleastrum albiflorum (Hook.) Rydb. -- not accepted |
| |
Baeria californica (Hook.) K.L. Chambers -- not accepted |
| |
Balantiopsis diplophylla (Hook.f. & Taylor) Mitt. -- accepted |
| |
Balantiopsis diplophylla var. diplophylla (Hook.f. & Taylor) Mitt. -- accepted |
| |
Balantiopsis erinacea (Hook.f. & Taylor) Mitt. -- accepted |
| |
Balsamorhiza hookeri (Hook.) Nutt. -- accepted -- hairy balsamroot, Hooker's balsamroot, neglected balsamroot, rabbithead balsamroot |
| |
Balsamorhiza hookeri var. hookeri (Hook.) Nutt. -- not accepted -- Hooker's balsamroot |
| |
Balsamorhiza X terebinthacea (Hook.) Nutt. (pro sp.) -- accepted -- balsamroot |
| |
Barbula indica (Hook.) Spreng. -- accepted |
| |
Barbula indica var. indica (Hook.) Spreng. -- accepted |
| |
Barbula robusta (Hook. & Grev.) Brid. -- not accepted |
| |
Barosma crenulata (L.) Hook. -- not accepted |
| |
Batidophaca lotiflora (Hook.) Rydb. -- not accepted |
| |
Batidophaca lotiflorus (Hook.) Rydb. -- not accepted |
| |
Begonia coccinea Hook. -- accepted -- scarlet begonia |
| |
Berberis darwinii Hook. -- accepted -- Darwin's berberis |
| |
Bergia texana (Hook.) Seub. ex Walp. -- accepted -- Texas bergia |
| |
Berginia virgata Harv. ex Benth. & Hook. f. -- not accepted |
| |
Berlandiera betonicifolia (Hook.) Small -- not accepted |
| |
Berlandiera texana var. bentonicifolia (Hook.) Torr. & A. Gray -- not accepted |
| |
Berlandiera texana var. betonicifolia (Hook.) Torr. & A. Gray -- not accepted |
| |
Berlandiera X betonicifolia (Hook.) Small (pro sp.) -- accepted -- berlandiera, Texas greeneyes |
| |
Besleria imrayi Hook. f. -- not accepted |
| |
Besleria leucostoma (Hook.) Hanst. -- accepted |
| |
Besleria lutea var. imrayi (Hook. f.) Urb. -- not accepted |
| |
Besleria mollis Hook. ex Steud. -- not accepted |
| |
Besseya rubra (Douglas ex Hook.) Rydb. -- not accepted -- red besseya, red kittentail |
| |
Betula occidentalis Hook. -- accepted -- water birch |
| |
Betula papyrifera ssp. occidentalis (Hook.) Hultén -- not accepted |
| |
Betula papyrifera var. occidentalis (Hook.) Sarg. -- not accepted |
| |
Bifora americana Benth. & Hook. f. ex S. Watson -- accepted -- prairie bishop |
| |
Blechnum occidentale var. minor Hook. -- accepted -- hammock fern |
| |
Blechnum spicant var. elongatum (Hook.) B. Boivin -- not accepted |
| |
Blennosperma nanum (Hook.) S.F. Blake -- accepted -- common stickyseed |
| |
Blennosperma nanum var. nanum (Hook.) S.F. Blake -- accepted -- common stickyseed |
| |
Blepharidophyllum densifolium (Hook.) Ĺngstr. ex C. Massal. -- accepted |
| |
Blepharipappus Hook. -- accepted -- blepharipappus |
| |
Blepharipappus scaber Hook. -- accepted -- blepharipappus, rough eyelashweed |
| |
Blepharipappus scaber ssp. scaber Hook. -- not accepted -- rough eyelashweed |
| |
Blyttia lyellii (Hook.) Endl. ex Gottsche Lindenb. & Nees -- not accepted |
| |
Blyttia lyellii var. hibernica (Hook.) Nees -- not accepted |
| |
Bobea timonioides (Hook. f.) Hillebr. -- accepted -- `ahakea |
| |
Boehmeria densiflora Hook. & Arn. -- accepted |
| |
Boehmeria grandis (Hook. & Arn.) A. Heller -- accepted -- Hawai'i false nettle |
| |
Boerhavia coulteri (Hook. f.) S. Watson -- accepted -- Coulter's spiderling |
| |
Boerhavia coulteri var. coulteri (Hook. f.) S. Watson -- accepted -- Coulter's spiderling |
| |
Bolbitis fluviatilis (Hook.) Ching -- accepted |
| |
Bouteloua pilosa (Hook. f.) Benth. ex S. Watson -- not accepted |
| |
Bowenia Hook. ex Hook. f. -- accepted |
| |
Bowenia spectabilis Hook. ex Hook. f. -- accepted |
| |
Bowringia Hook. -- not accepted |
| |
Boykinia ranunculifolia (Hook.) A. Gray -- not accepted |
| |
Boykinia richardsonii (Hook.) Rothr. -- accepted -- Alaska boykinia, bear flower, Richardson's brookfoam |
| |
Brachyloma pictum (Hook.) Oerst. -- not accepted |
| |
Brachymenium erectum (Hook.) Margad. -- accepted -- erect brachymenium moss |
| |
Brachymenium speciosum (Hook. f. & Wilson) Steere -- accepted |
| |
Brassica trilocularis (Roxb.) Hook. f. & Thomson -- not accepted |
| |
Braunia secunda (Hook.) Bruch & Schimp. -- accepted |
| |
Braya alpina var. americana (Hook.) S. Watson -- not accepted |
| |
Braya americana (Hook.) Fernald -- not accepted |
| |
Braya arctica Hook. -- not accepted |
| |
Braya humilis var. americana (Hook.) B. Boivin -- not accepted |
| |
Braya pilosa Hook. -- accepted -- hairy braya |
| |
Braya purpurascens ssp. pilosa (Hook.) Hultén -- not accepted |
| |
Breutelia affinis (Hook.) Mitt. -- accepted |
| |
Brickellia grandiflora (Hook.) Nutt. -- accepted -- mountain brickellbush, tasselflower brickellbush, tasselflower brickellia |
| |
Briza stricta (Hook. & Arn.) Steud. -- not accepted |
| |
Briza stricta var. stricta (Hook. & Arn.) Steud. -- not accepted |
| |
Brizopyrum douglasii (Nees) Hook. & Arn. -- not accepted |
| |
Brizopyrum spicatum (L.) Hook. & Arn. -- not accepted |
| |
Bromopsis vulgaris (Hook.) Holub -- not accepted |
| |
Bromus breviaristatus (Hook.) Thurb. ex Torr. -- not accepted |
| |
Bromus carinatus Hook. & Arn. -- accepted -- California brome, mountain brome |
| |
Bromus carinatus var. carinatus Hook. & Arn. -- accepted |
| |
Bromus inermis ssp. pumpellianus var. purpurascens (Hook.) Wagnon -- not accepted -- pumpelly brome |
| |
Bromus inermis var. purpurascens (Hook.) Wagnon -- not accepted |
| |
Bromus oregonus Nutt. ex Hook. f. -- not accepted |
| |
Bromus pictus Hook. f. -- not accepted |
| |
Bromus purgans var. longispicatus Hook. -- not accepted |
| |
Bromus purgans var. pallidus Hook. -- not accepted |
| |
Bromus purgans var. purpurascens Hook. -- not accepted |
| |
Bromus purgans var. vulgaris Hook. -- not accepted |
| |
Bromus richardsonii var. pallidus (Hook.) Shear -- not accepted |
| |
Bromus setifolius var. pictus (Hook. f.) Skottsb. -- accepted |
| |
Bromus setifolius var. pictus (Hook. f.) J.A. Cámara -- not accepted |
| |
Bromus vulgaris (Hook.) Shear -- accepted -- Columbia brome |
| |
Brunfelsia hopeana (Hook.) Benth. -- not accepted |
| |
Bryum andicola Hook. -- not accepted |
| |
Bryum cellulare Hook. -- not accepted |
| |
Bryum demissum Hook. -- not accepted |
| |
Bryum marratii Hook. & Wilson -- not accepted -- Marrat's bryum moss |
| |
Bryum nitens Hook. -- not accepted |
| |
Bryum pellucens Hook. -- not accepted |
| |
Bryum speciosum (Hook. f. & Wilson) Mitt. -- not accepted |
| |
Bucklandiella subsecunda (Hook. & Grev. ex Harv.) Bedn.-Ochyra & Ochyra -- accepted |
| |
Caesalpinia gilliesii (Wall. ex Hook.) D. Dietr. -- not accepted -- bird of paradise, bird-of-paradise, bird-of-paradise shrub, Mexican bird of paradise, paradise caesalpinia, paradise poinciana |
| |
Cakile edentula (Bigelow) Hook. -- accepted -- American searocket |
| |
Cakile edentula ssp. edentula (Bigelow) Hook. -- accepted -- American searocket |
| |
Cakile edentula ssp. edentula var. edentula (Bigelow) Hook. -- not accepted -- American searocket |
| |
Cakile edentula var. edentula (Bigelow) Hook. -- accepted -- American searocket |
| |
Calamagrostis longifolia Hook. -- not accepted |
| |
Calamagrostis pumila Hook. f. -- not accepted |
| |
Calamintha coccinea (Nutt. ex Hook.) Benth. -- not accepted -- scarlet calamint |
| |
Calamovilfa longifolia (Hook.) Hack. ex Scribn. & Southw. -- accepted -- prairie sandreed |
| |
Calamovilfa longifolia var. longifolia (Hook.) Hack. ex Scribn. & Southw. -- accepted -- prairie sand-reed, prairie sandreed |
| |
Calandrinia ciliata var. menziesii (Hook.) J.F. Macbr. -- not accepted |
| |
Calanthera Hook. -- not accepted |
| |
Calanthera dactyloides (Nutt.) Kunth ex Hook. -- not accepted |
| |
California macrophylla (Hook. & Arn.) Aldasoro, C. Navarro, P. Vargas, L. Sáez & Aedo -- not accepted |
| |
Callicostella scabriseta (Hook.) A. Jaeger -- not accepted |
| |
Callirhoe pedata (Nutt. ex Hook.) A. Gray -- accepted -- palmleaf poppymallow |
| |
Callirhoe pedata auct. non (Nutt. ex Hook.) Gray -- not accepted |
| |
Calochortus leichtlinii Hook. f. -- accepted -- Leichtlin's mariposa lily, smokey mariposa |
| |
Calochortus tolmiei Hook. & Arn. -- accepted -- Tolmie star-tulip |
| |
Calochortus uniflorus Hook. & Arn. -- accepted -- Monterey mariposa lily |
| |
Calomnion Hook. f. & Wilson -- accepted |
| |
Calotheca stricta Hook. & Arn. -- not accepted |
| |
Calotheca stricta var. stricta Hook. & Arn. -- not accepted |
| |
Caltha novae-zelandiae Hook. f. -- accepted |
| |
Calycanthus occidentalis Hook. & Arn. -- accepted -- California spicebush, California-allspice, western sweetshrub |
| |
Calycularia hibernica (Hook.) Steph. -- not accepted |
| |
Calyptrochaeta apiculata (Hook. f. & Wilson) Vitt -- accepted |
| |
Calystegia subacaulis Hook. & Arn. -- accepted -- hillside false bindweed |
| |
Calystegia subacaulis ssp. subacaulis Hook. & Arn. -- accepted -- hillside false bindweed |
| |
Camissonia boothii ssp. alyssoides (Hook. & Arn.) P.H. Raven -- not accepted -- alyssum evening primrose, alyssum evening-primrose, alyssum eveningprimrose |
| |
Camissonia boothii ssp. decorticans (Hook. & Arn.) P.H. Raven -- not accepted -- shredding suncup |
| |
Camissonia boothii var. alyssoides (Hook. & Arn.) N.H. Holmgren & P.K. Holmgren -- not accepted |
| |
Camissonia boothii var. decorticans (Hook. & Arn.) Cronquist -- not accepted |
| |
Camissonia graciliflora (Hook. & Arn.) P.H. Raven -- not accepted -- hill suncup |
| |
Campanula scouleri Hook. ex A. DC. -- accepted -- pale bellflower |
| |
Camptochaete pulvinata (Hook. f. & Wilson) A. Jaeger -- accepted |
| |
Cananga (DC.) Hook. f. & Thomson -- accepted -- ilang-ilang |
| |
Cananga odorata (Lam.) Hook. f. & Thomson -- accepted -- ilang-ilang, ylang-ylang |
| |
Canavalia pubescens Hook. & Arn. -- accepted -- awikiwiki, lavafield jackbean |
| |
Cardamine angulata Hook. -- accepted -- seaside bittercress |
| |
Cardamine pratensis ssp. angustifolia (Hook.) O.E. Schulz -- not accepted |
| |
Cardamine pratensis var. angustifolia Hook. -- not accepted -- cuckoo flower |
| |
Cardiobatus nivalis (Douglas ex Hook.) Greene -- not accepted |
| |
Carex arctata Boott ex Hook. -- accepted -- drooping woodland sedge |
| |
Carex complanata Torr. & Hook. -- accepted -- blue sedge, hirsute sedge |
| |
Carex gmelinii Hook. & Arn. -- accepted -- Gmelin's sedge |
| |
Carex membranacea Hook. -- accepted -- fragile sedge |
| |
Carex microdonta Torr. & Hook. -- accepted -- littletooth sedge |
| |
Carex oxylepis Torr. & Hook. -- accepted -- sharpscale sedge |
| |
Carex oxylepis var. oxylepis Torr. & Hook. -- not accepted -- sharpscale sedge |
| |
Carica candamarcensis Hook. f. -- not accepted |
| |
Carpopeltis phyllophora (Hooker and Harvey) Schmitz -- accepted |
| |
Carum copticum (L.) Benth. & Hook. f. ex C.B. Clarke -- not accepted |
| |
Carum gairdneri (Hook. & Arn.) A. Gray -- not accepted |
| |
Carum petroselinum (L.) Benth. & Hook. f. -- not accepted |
| |
Cassia gaudichaudii Hook. & Arn. -- not accepted |
| |
Castalia elegans (Hook.) Greene -- not accepted |
| |
Castanopsis chrysophylla (Douglas ex Hook.) A. DC. -- not accepted -- giant chinkapin |
| |
Castelaria nicholsonii (Hook.) Small -- not accepted |
| |
Castilleja affinis Hook. & Arn. -- not accepted |
| |
Castilleja affinis Hook. & Arn. -- accepted -- coast Indian paintbrush |
| |
Castilleja affinis ssp. affinis Hook. & Arn. -- accepted -- coast Indian paintbrush |
| |
Castilleja ambigua Hook. & Arn. -- accepted -- johnny-nip |
| |
Castilleja ambigua ssp. ambigua Hook. & Arn. -- accepted -- johnny-nip |
| |
Castilleja foliolosa Hook. & Arn. -- accepted -- Texas Indian paintbrush |
| |
Castilleja latifolia Hook. & Arn. -- accepted -- Monterey Indian paintbrush |
| |
Castilleja latifolia Hook. & Arn. -- not accepted |
| |
Castilleja miniata Douglas ex Hook. -- accepted -- giant red Indian paintbrush, great red Indian paintbrush, great red Indian-paintbrush, scarlet Indian paintbrush, scarlet paintbrush |
| |
Castilleja miniata ssp. miniata Douglas ex Hook. -- accepted -- giant red Indian paintbrush |
| |
Castilleja miniata var. miniata Douglas ex Hook. -- not accepted -- green Indian paintbrush |
| |
Catabrosa magellanica Hook. f. -- not accepted |
| |
Catabrosa pauciflora (Hook.) FRIES -- not accepted |
| |
Cathartolinum berlandieri (Hook.) Small -- not accepted |
| |
Cathartolinum multicaule (Hook.) Small -- not accepted |
| |
Catopsis nitida (Hook.) Griseb. -- accepted -- Caribbean strap airplant, Catopsis brillante |
| |
Caucalis microcarpa Hook. & Arn. -- not accepted |
| |
Caulanthus flavescens (Hook.) Payson -- accepted -- yellow mustard |
| |
Caulanthus lasiophyllus (Hook. & Arn.) Payson -- accepted -- California mustard |
| |
Caulanthus lasiophyllus var. lasiophyllus (Hook. & Arn.) Payson -- not accepted -- coast range wild cabbage |
| |
Caularthron bicornutum (Hook.) Raf. -- accepted |
| |
Ceanothus cuneatus (Hook.) Nutt. -- accepted -- buckbrush |
| |
Ceanothus cuneatus ssp. cuneatus (Hook.) Nutt. -- not accepted -- coast buckbrush |
| |
Ceanothus cuneatus var. cuneatus (Hook.) Nutt. -- accepted -- buckbrush |
| |
Ceanothus dentatus var. floribundus (Hook.) Trel. -- not accepted |
| |
Ceanothus integerrimus Hook. & Arn. -- accepted -- deerbrush, deerbrush ceanothus |
| |
Ceanothus oliganthus ssp. sorediatus (Hook. & Arn.) C.L. Schmidt -- not accepted |
| |
Ceanothus oliganthus var. sorediatus (Hook. & Arn.) Hoover -- not accepted -- jim-brush |
| |
Ceanothus sorediatus Hook. & Arn. -- accepted -- jimbrush |
| |
Ceanothus velutinus Douglas ex Hook. -- accepted -- snowbrush ceanothus, snowbush |
| |
Ceanothus velutinus ssp. velutinus Douglas ex Hook. -- not accepted -- tobacco brush |
| |
Ceanothus velutinus var. velutinus Douglas ex Hook. -- accepted -- snowbrush ceanothus |
| |
Ceanothus X lobbianus Hook. (pro. sp.) -- accepted -- lobbian ceanothus |
| |
Ceanothus X veitchianus Hook. (pro. sp.) -- accepted -- Veitch's ceanothus |
| |
Celmisia spectabilis Hook. f. -- accepted |
| |
Centromadia pungens (Hook. & Arn.) Greene -- accepted -- pungent false tarplant |
| |
Centromadia pungens ssp. pungens (Hook. & Arn.) Greene -- accepted -- common tarweed |
| |
Centrosolenia bractescens Hook. -- not accepted |
| |
Centrosolenia picta Hook. -- not accepted |
| |
Cephalozia physocaula (Hook.f. & Taylor) Steph. -- accepted |
| |
Cephalozia tubulata (Hook.f. & Taylor) Trevis. -- accepted |
| |
Cephaloziella turneri (Hook.) Müll. Frib. -- accepted |
| |
Cerastium arvense ssp. fuegianum (Hook. f.) Ugbor. -- not accepted -- field chickweed |
| |
Cerastium arvense var. fuegianum Hook. f. -- not accepted |
| |
Cerastium fuegianum (Hook. f.) A. Nelson -- not accepted |
| |
Cerasus emarginata Douglas ex Hook. -- not accepted |
| |
Cerasus ilicifolia Nutt. ex Hook. & Arn. -- not accepted |
| |
Ceratochloa breviaristata Hook. -- not accepted |
| |
Ceratochloa carinata (Hook. & Arn.) Tutin -- not accepted |
| |
Ceratochloa grandiflora Hook. -- not accepted |
| |
Ceratopteris pteridoides (Hook.) Hieron. -- accepted -- floating antlerfern |
| |
Ceratotheca triloba (Bernh.) E. Mey. ex Hook. f. -- accepted -- wild foxglove |
| |
Cercocarpus parvifolius Nutt. ex Hook. & Arn. -- not accepted |
| |
Cereus lamairei Hook. -- not accepted |
| |
Cereus lemairei Hook. -- not accepted |
| |
Cereus russelianus (Hook.) Gardner ex Lem. -- not accepted |
| |
Ceropegia attenuata Hook. -- accepted |
| |
Ceropegia beddomei Hook. f. -- accepted |
| |
Ceropegia bowkeri ssp. sororia (Harvey ex Hook. f.) R.A. Dyer -- not accepted |
| |
Ceropegia decaisneana var. brevicollis (Hook. f.) H. Huber -- accepted |
| |
Ceropegia elegans var. gardneri (Hook.) Huber -- accepted |
| |
Ceropegia hookeri C.B. Clarke ex Hook. f. -- accepted |
| |
Ceropegia hookeri var. hookeri C.B. Clarke ex Hook. f. -- not accepted |
| |
Ceropegia intermedia var. wightii Hook. f. -- accepted |
| |
Ceropegia lawii Hook. f. -- accepted |
| |
Ceropegia oculata var. subhirsuta Hook. -- not accepted |
| |
Ceropegia thwaitesii Hook. -- accepted |
| |
Ceropegia vincaefolia Hook. -- not accepted |
| |
Ceropegia vincifolia Hook. -- accepted |
| |
Ceterach dalhousiae (Hook.) C. Chr. -- not accepted |
| |
Chaenactis douglasii (Hook.) Hook. & Arn. -- accepted -- Douglas dustymaiden, Douglas' dustymaiden, Douglas' pincushion, dusty maiden, dusty-maiden |
| |
Chaenactis douglasii var. achilleifolia (Hook. & Arn.) A. Gray -- not accepted |
| |
Chaenactis douglasii var. douglasii (Hook.) Hook. & Arn. -- accepted -- Douglas' dustymaiden, dusty-maiden |
| |
Chaenactis stevioides Hook. & Arn. -- accepted -- Esteve's pincushion, Steve's dusty maiden, Steve's dustymaiden, Steve's pincushion |
| |
Chaerophyllum dasycarpum (Hook. ex S. Watson) Nutt. ex Small -- not accepted |
| |
Chaerophyllum procumbens var. tainturieri (Hook.) J.M. Coult. & Rose -- not accepted |
| |
Chaerophyllum tainturieri Hook. -- accepted -- chervil, hairy-fruit chervil, hairyfruit chervil |
| |
Chaerophyllum tainturieri var. dasycarpum Hook. ex S. Watson -- accepted -- hairyfruit chervil |
| |
Chaerophyllum tainturieri var. tainturieri Hook. -- accepted -- hairyfruit chervil |
| |
Chamaesaracha grandiflora (Hook.) Fernald -- not accepted |
| |
Chamaesyce amplexicaulis (Hook. f.) D.G. Burch -- not accepted |
| |
Chamaesyce bifida (Hook. & Arn.) T. Kuros. -- not accepted |
| |
Chamaesyce burmanica (Hook. f.) Soják -- not accepted |
| |
Chamaesyce clarkeana (Hook. f.) Soják -- not accepted |
| |
Chamaesyce clusiifolia (Hook. & Arn.) Arthur -- not accepted -- forest sandmat |
| |
Chamaesyce emodi (Hook. f.) Soják -- not accepted |
| |
Chamaesyce multiformis (Gaudich. ex Hook. & Arn.) Croizat & O. Deg. -- not accepted -- variable sandmat |
| |
Chamaesyce multiformis var. multiformis (Gaudich. ex Hook. & Arn.) Croizat & O. Deg. -- not accepted -- variable sandmat |
| |
Chamaesyce nummularia (Hook. f.) D.G. Burch -- not accepted |
| |
Chamaesyce recurva (Hook. f.) D.G. Burch -- not accepted |
| |
Chamaesyce vachellii (Hook. & Arn.) H. Hara -- not accepted |
| |
Chamaesyce viminea (Hook. f.) D.G. Burch -- not accepted |
| |
Chamaesyce wightiana (Hook. f.) V.S. Raju & P.N. Rao -- not accepted |
| |
Chascolytrum strictum (Hook. & Arn.) E. Desv. -- not accepted |
| |
Cheilanthes californica (Hook.) Mett. -- not accepted |
| |
Cheilanthes decipiens (Hook.) W.H. Wagner -- not accepted |
| |
Cheilanthes fendleri Hook. -- accepted -- Fendler's lipfern |
| |
Cheilanthes integerrima (Hook.) Mickel -- not accepted |
| |
Cheilanthes lindheimeri Hook. -- accepted -- fairy swords, fairyswords, Lindheimer's lipfern |
| |
Cheilanthes wrightii Hook. -- accepted -- Wright's lip fern, Wright's lipfern |
| |
Cheilolejeunea albovirens (Hook.f. & Taylor) E.A. Hodgs. -- accepted |
| |
Cheilolejeunea ascensionis (Hook.f. & Taylor) Grolle -- accepted |
| |
Cheilolejeunea implexicaulis (Hook.f. & Taylor) R.M. Schust. -- accepted |
| |
Cheilolejeunea microscypha (Hook.f. & Taylor) M. Wigginton -- accepted |
| |
Cheilolejeunea mimosa (Hook.f. & Taylor) R.M. Schust. -- accepted |
| |
Cheilolejeunea rotalis (Hook.f. & Taylor) M. Wigginton -- accepted |
| |
Cheilosandra leptopus Griff. ex Benth. & Hook. f. -- not accepted |
| |
Cheirodendron platyphyllum (Hook. & Arn.) Seem. -- accepted -- lapalapa |
| |
Cheirodendron platyphyllum ssp. platyphyllum (Hook. & Arn.) Seem. -- accepted -- lapalapa |
| |
Chenopodium humile auct. non Hook. -- not accepted -- marshland goosefoot |
| |
Chenopodium humile Hook. -- not accepted -- marshland goosefoot |
| |
Chenopodium macrospermum Hook. f. -- accepted -- largeseed goosefoot |
| |
Chenopodium macrospermum Hook. f. -- not accepted |
| |
Chenopodium rubrum var. humile (Hook.) S. Watson -- accepted -- marshland goosefoot |
| |
Chenopodium rubrum var. humile auct. non (Hook.) S. Watson -- not accepted |
| |
Chiastocaulon conjugatum (Hook.) S.D.F. Patzak, M.A.M. Renner, Schäf.-Verw. & Heinrichs -- accepted |
| |
Chionochloa antarctica (Hook. f.) Zotov -- accepted |
| |
Chionochloa bromoides (Hook. f.) Zotov -- accepted |
| |
Chionochloa conspicua ssp. cunninghamii (Hook. f.) Zotov -- accepted |
| |
Chirita clarkei Hook. f. -- not accepted |
| |
Chirita depressa Hook. f. -- accepted |
| |
Chirita lacunosa (Hook. f.) B.L. Burtt -- accepted |
| |
Chirita zeylanica Hook. -- accepted |
| |
Chloris tetrastachys Hack. ex Hook. f. -- not accepted |
| |
Chlorocrepis albiflora (Hook.) W.A. Weber -- not accepted |
| |
Chlorocrepis tristis ssp. gracilis (Hook.) W.A. Weber -- not accepted |
| |
Chlorophora tinctoria (L.) Gaudich. ex Benth. & Hook. f. -- not accepted -- fustictree |
| |
Chrysolepis chrysophylla (Douglas ex Hook.) Hjelmq. -- accepted -- giant chinquapin |
| |
Chrysolepis chrysophylla var. chrysophylla (Douglas ex Hook.) Hjelmq. -- accepted -- giant chinquapin |
| |
Chrysopsis hispida (Hook.) DC. -- not accepted |
| |
Chrysopsis villosa var. hispida (Hook.) A. Gray -- not accepted |
| |
Chrysosplenium americanum Schwein. ex Hook. -- accepted -- American golden saxifrage, water-mat |
| |
Chrysothamnus viscidiflorus (Hook.) Nutt. -- accepted -- Douglas rabbitbrush, Douglas' rabbitbrush, green rabbitbrush, yellow rabbitbrush |
| |
Chrysothamnus viscidiflorus ssp. viscidiflorus (Hook.) Nutt. -- accepted -- Douglas' rabbitbrush, green rabbitbrush, yellow rabbitbrush |
| |
Chrysothamnus viscidiflorus ssp. viscidiflorus var. viscidiflorus (Hook.) Nutt. -- not accepted -- Douglas' rabbitbrush, green rabbitbrush, yellow rabbitbrush |
| |
Chrysothamnus viscidiflorus var. viscidiflorus (Hook.) Nutt. -- not accepted -- yellow rabbitbrush |
| |
Cibotium glaucum (Sm.) Hook. & Arn. -- accepted -- hapu'u |
| |
Cibotium menziesii Hook. -- accepted -- hapu'u li |
| |
Cicuta maculata var. angustifolia Hook. -- accepted -- common water hemlock, poison parsnip, spotted cowbane, spotted parsley, spotted water hemlock, spotted water-hemlock, water hemlock |
| |
Cirsium foliosum (Hook.) DC. -- accepted -- Drummond's thistle, elk thistle, leafy thistle, meadow thistle |
| |
Cirsium remotifolium (Hook.) DC. -- accepted -- fewleaf thistle |
| |
Cirsium remotifolium ssp. remotifolium (Hook.) DC. -- not accepted -- fewleaf thistle |
| |
Cirsium remotifolium var. remotifolium (Hook.) DC. -- accepted -- fewleaf thistle, remote-leaved thistle |
| |
Cladopodiella francisci (Hook.) Jřrg. -- not accepted |
| |
Claopodium crispifolium (Hook.) Renauld & Cardot -- accepted |
| |
Clarkia rhomboidea Douglas ex Hook. -- accepted -- broadleaf clarkia, diamond clarkia, diamond fairyfan |
| |
Clasmatocolea fulvella (Hook.f. & Taylor) Grolle -- accepted |
| |
Clasmatocolea humilis (Hook.f. & Taylor) Grolle -- accepted |
| |
Clasmatocolea humilis var. humilis (Hook.f. & Taylor) Grolle -- accepted |
| |
Clasmatocolea inflexispina (Hook.f. & Taylor) J.J. Engel -- accepted |
| |
Clasmatocolea notophylla (Hook.f. & Taylor) Grolle -- accepted |
| |
Clasmatocolea obvoluta (Hook.f. & Taylor) Grolle -- accepted |
| |
Clasmatocolea obvoluta var. obvoluta (Hook.f. & Taylor) Grolle -- accepted |
| |
Clasmatocolea rigens (Hook.f. & Taylor) J.J. Engel -- accepted |
| |
Clasmatocolea strongylophylla (Hook.f. & Taylor) Grolle -- accepted |
| |
Clasmatocolea trachyopa (Hook.f. & Taylor) Grolle -- accepted |
| |
Clasmatodon Hook. & Wilson -- accepted |
| |
Clausena anisata (Willd.) Hook. f. -- accepted |
| |
Claytonia linearis Douglas ex Hook. -- not accepted |
| |
Claytonia parviflora Douglas ex Hook. -- accepted -- littleleaf springbeauty, streambank springbeauty |
| |
Claytonia parviflora ssp. parviflora Douglas ex Hook. -- accepted -- streambank springbeauty |
| |
Claytonia perfoliata var. parviflora (Douglas ex Hook.) Torr. -- not accepted |
| |
Claytonia spathulata var. exigua (Torr. & A. Gray) Hook. & Arn. -- not accepted |
| |
Cleistanthus Hook. f. ex Planch. -- accepted |
| |
Cleome lutea Hook. -- not accepted -- yellow beeplant, yellow spiderflower |
| |
Cleome lutea var. lutea Hook. -- not accepted -- yellow spiderflower |
| |
Clinopodium coccineum (Nutt. ex Hook.) Kuntze -- accepted -- scarlet calamint |
| |
Cnemidaria apiculata (Hook.) Stolze -- not accepted |
| |
Cnemidaria lindenii (Hook.) R.M. Tryon -- not accepted |
| |
Cnemidophacos pectinatus (Douglas ex Hook.) Rydb. -- not accepted |
| |
Cneoridium Hook. f. -- accepted |
| |
Cneoridium dumosum (Nutt.) Hook. f. ex Baill. -- accepted -- bush rue |
| |
Cochlidium rostratum (Hook.) Maxon ex C. Chr. -- accepted -- beaked snailfern |
| |
Codonaraphia calycosa (Hook.) Oerst. -- not accepted |
| |
Coelarthron Hook. f. -- not accepted |
| |
Coix lacryma-jobi var. ma-yuen (Rom. Caill.) Stapf ex Hook. f. -- accepted |
| |
Coldenia nuttallii Hook. -- not accepted |
| |
Coleosanthus grandiflorus (Hook.) Kuntze -- not accepted |
| |
Collandra aureonitens (Hook.) Hanst. -- not accepted |
| |
Collandra picta (Hook.) Lem. -- not accepted |
| |
Collomia heterophylla Douglas ex Hook. -- accepted -- variableleaf collomia |
| |
Colpodium arundinaceum (Trin.) Hook. -- not accepted |
| |
Colpodium pauciflorum Hook. -- not accepted |
| |
Columnea aureonitens Hook. -- not accepted |
| |
Columnea capitata (Hook.) Kuntze -- not accepted |
| |
Columnea crassifolia hort. ex Hook. -- not accepted |
| |
Columnea major (Hook.) Hanst. -- not accepted |
| |
Columnea minor (Hook.) Hanst. -- accepted |
| |
Columnea repens (Hook.) Hanst. -- accepted |
| |
Columnea villosa (Hook. & Arn.) Kuntze -- not accepted |
| |
Colura calyptrifolia (Hook.) Dumort. -- accepted |
| |
Comarostaphylis discolor (Hook.) Diggs -- accepted |
| |
Commelina deficiens Hook. -- not accepted |
| |
Conardia compacta (Hook.) H. Rob. -- accepted -- compact conardia moss |
| |
Condalia obovata Hook. -- not accepted |
| |
Condalia obtusifolia (Hook. ex Torr. & A. Gray) Weberb. -- not accepted |
| |
Conradia calycosa Hook. -- not accepted |
| |
Conradia neglecta W. Hook. -- not accepted |
| |
Convolvulus subacaulis (Hook. & Arn.) Greene -- not accepted |
| |
Copiapoa streptocaulon (Hook.) Oosten -- not accepted |
| |
Corallocarpus Welw. ex Benth. & Hook.f. -- accepted |
| |
Corculum leptopum (Hook. & Arn.) Stuntz -- not accepted |
| |
Corculum leptopus (Hook. & Arn.) Stuntz -- not accepted |
| |
Cordyline banksii Hook. f. -- accepted -- ti ngahere |
| |
Coreopsis grandiflora var. longipes (Hook.) Torr. & A. Gray -- not accepted -- largeflower tickseed |
| |
Coreopsis longipes Hook. -- not accepted |
| |
Coreopsis maritima (Nutt.) Hook. f. -- accepted -- sea dahlia |
| |
Corethrogyne filaginifolia (Hook. & Arn.) Nutt. -- accepted -- California sandaster, common sandaster, whiteleaf sandaster |
| |
Corethrogyne filaginifolia var. filaginifolia (Hook. & Arn.) Nutt. -- not accepted -- common sandaster |
| |
Corethrogyne tomentella (Hook. & Arn.) Torr. & A. Gray -- not accepted |
| |
Corispermum hyssopifolium var. rubricaule Hook. -- not accepted |
| |
Correa backhouseana Hook. -- accepted |
| |
Correa backhousiana Hook. -- not accepted -- Backhous fuchsia |
| |
Corydalis scouleri Hook. -- accepted -- Scouler's fumewort |
| |
Corymbia citriodora (Hook.) K.D. Hill & L.A.S. Johnson -- accepted -- lemonscented gum |
| |
Corytholoma douglasii var. verticillatum (Hook.) Toursark. -- not accepted |
| |
Corytholoma ellipticum (Hook.) Decne. -- not accepted |
| |
Corytholoma lindleyi (Hook.) Decne. -- not accepted |
| |
Corytholoma marchii (Wailes ex Hook.) Decne. -- not accepted |
| |
Corytholoma strictum (Hook. & Arn.) Decne. -- not accepted |
| |
Corytoplectus capitatus (Hook.) Wiehler -- accepted |
| |
Cotoneaster microphyllus var. glacialis Hook. f. ex Wenz. -- accepted |
| |
Cotula australis (Sieber ex Spreng.) Hook. f. -- accepted -- Australian waterbuttons |
| |
Crantzia capitata (Hook.) Fritsch -- not accepted |
| |
Crassula erecta (Hook. & Arn.) A. Berger -- not accepted |
| |
Crataegus opaca Hook. & Arn. -- accepted -- apple haw, riverflat hawthorn, western mayhaw |
| |
Crepis elegans Hook. -- accepted -- elegant hawksbeard |
| |
Crinum latifolium var. zeylanicum (L.) Hook. f. -- not accepted |
| |
Critesion pubiflorum (Hook. f.) Á. Löve -- not accepted |
| |
Critesion pubiflorum ssp. pubiflorum (Hook. f.) Á. Löve -- not accepted |
| |
Crocidium Hook. -- accepted -- spring-gold |
| |
Crocidium multicaule Hook. -- accepted -- common spring-gold |
| |
Crotalaria crassipes Hook. -- not accepted |
| |
Crotalaria longirostrata Hook. & Arn. -- accepted -- longbeak rattlebox |
| |
Croton acerifolius A. Cunn. ex Hook. -- not accepted |
| |
Croton ardisioides Hook. f. -- not accepted |
| |
Croton caudatus var. malaccanus Hook. f. -- not accepted |
| |
Croton erythrostachys Hook. f. -- accepted |
| |
Croton erythrostachys var. erythrostachys Hook. f. -- accepted |
| |
Croton griffithii Hook. f. -- accepted |
| |
Croton laevifolius Hook. f. -- not accepted |
| |
Croton macraei Hook. f. -- not accepted |
| |
Croton polystachyus Hook. & Arn. -- not accepted |
| |
Croton scouleri Hook. f. -- accepted |
| |
Croton scouleri var. macraei (Hook. f.) Müll. Arg. -- not accepted |
| |
Croton scouleri var. scouleri Hook. f. -- accepted |
| |
Croton setiger Hook. -- accepted -- dove weed, turkey mullein |
| |
Croton setigerus Hook. -- not accepted -- dove weed |
| |
Croton xalapensis Hook. f. -- not accepted |
| |
Cryphaea nervosa (Hook. & Wilson) Müll. Hal. -- accepted |
| |
Cryptantha circumscissa (Hook. & Arn.) I.M. Johnst. -- accepted -- cushion catseye, cushion cryptantha, matted cryptantha |
| |
Cryptantha circumscissa var. circumscissa (Hook. & Arn.) I.M. Johnst. -- accepted -- cushion catseye, cushion cryptantha |
| |
Cryptantha muricata (Hook. & Arn.) A. Nelson & J.F. Macbr. -- accepted -- pointed catseye, pointed cryptantha, prickly cryptantha |
| |
Cryptantha muricata var. muricata (Hook. & Arn.) A. Nelson & J.F. Macbr. -- not accepted -- pointed cryptantha |
| |
Cryptochloa concinna (Hook. f.) Swallen -- accepted |
| |
Cryptoloma pictum (Hook.) Hanst. -- not accepted |
| |
Cryptoloma triflorum (Hook.) Hanst. -- not accepted |
| |
Cryptolophocolea leucophylla (Hook.f. & Taylor) L. Söderstr. -- accepted |
| |
Cryptolophocolea pallidovirens (Hook.f. & Taylor) L. Söderstr. -- accepted |
| |
Cryptolophocolea spinifera (Hook.f. & Taylor) L. Söderstr. -- accepted |
| |
Cryptomitrium tenerum (Hook.) Austin ex Underw. -- accepted |
| |
Ctenitis honolulensis (Hook.) Copel. -- not accepted -- Honolulu lacefern |
| |
Ctenitis squamigera (Hook. & Arn.) Copel. -- accepted -- Pacific lacefern, Pauoa |
| |
Ctenolepis Hook. f. -- accepted |
| |
Cucumeropsis edulis (Hook. f.) Cogn. -- not accepted |
| |
Culcita coniifolia (Hook.) Maxon -- accepted |
| |
Cunila coccinea Nutt. ex Hook. -- not accepted |
| |
Cunninghamia lanceolata (Lamb.) Hook. -- accepted -- Chinese fir |
| |
Curcuma australasica Hook. f. -- accepted |
| |
Cuscuta californica Hook. & Arn. -- accepted -- California dodder, chaparral dodder |
| |
Cuscuta californica var. californica Hook. & Arn. -- accepted -- California dodder, chaparral dodder |
| |
Cuscuta umbrosa Beyr. ex Hook. -- accepted -- bigfruit dodder |
| |
Cuscuta umbrosa auct. non Beyr. ex Hook. -- not accepted |
| |
Cyathea alternans (Hook.) C. Presl -- accepted |
| |
Cyathea aneitensis Hook. -- accepted |
| |
Cyathea assimilis Hook. -- accepted |
| |
Cyathea aterrima (Hook.) Domin -- accepted |
| |
Cyathea borbonica var. latifolia (Hook.) Bonap. -- not accepted |
| |
Cyathea brunoniana (Hook.) C.B. Clarke & Baker -- accepted |
| |
Cyathea camerooniana Hook. -- accepted |
| |
Cyathea camerooniana var. aethiopica (Welw. ex Hook.) Holttum -- accepted |
| |
Cyathea camerooniana var. camerooniana Hook. -- accepted |
| |
Cyathea caracasana var. chimborazensis (Hook.) R.M. Tryon -- accepted |
| |
Cyathea caudata (Hook.) Copel. -- accepted |
| |
Cyathea colensoi (Hook. f.) Domin -- accepted |
| |
Cyathea conjugata (Spruce ex Hook.) Domin -- accepted |
| |
Cyathea contaminans (Wall. ex Hook.) Copel. -- accepted |
| |
Cyathea contaminans var. contaminans (Wall. ex Hook.) Copel. -- not accepted |
| |
Cyathea cooperi (Hook. ex F. Muell.) Domin -- accepted -- Cooper's cyathea, scaly tree fern |
| |
Cyathea crinita (Hook.) Copel. -- accepted |
| |
Cyathea cunninghamii Hook. f. -- accepted -- gully tree fern, slender tree fern |
| |
Cyathea decurrens (Hook.) Copel. -- accepted |
| |
Cyathea decurrens var. decurrens (Hook.) Copel. -- accepted |
| |
Cyathea dregei var. burkei (Hook.) Sim -- accepted |
| |
Cyathea gardneri Hook. -- accepted |
| |
Cyathea gigantea (Wall. ex Hook.) Holttum -- accepted |
| |
Cyathea imrayana Hook. -- accepted |
| |
Cyathea imrayana var. imrayana Hook. -- accepted |
| |
Cyathea imrayana var. subnudata Hook. -- not accepted |
| |
Cyathea integra J. Sm. ex Hook. -- accepted |
| |
Cyathea integra var. integra J. Sm. ex Hook. -- not accepted |
| |
Cyathea integra var. petiolata (Hook.) -- not accepted |
| |
Cyathea kirkii Hook. -- accepted |
| |
Cyathea latebrosa (Wall. ex Hook.) Copel. -- accepted |
| |
Cyathea lepifera (J. Sm. ex Hook.) Copel. -- accepted |
| |
Cyathea lindsayana Hook. -- accepted |
| |
Cyathea manniana Hook. -- accepted |
| |
Cyathea milnei Hook. -- accepted |
| |
Cyathea multiflora var. hostmannii (Hook.) -- not accepted |
| |
Cyathea munita Willd. ex Hook. -- accepted |
| |
Cyathea petiolata (Hook.) R.M. Tryon -- accepted |
| |
Cyathea phegopteroides (Hook.) Domin -- accepted |
| |
Cyathea platylepis (Hook.) Domin -- accepted |
| |
Cyathea podophylla (Hook.) Copel. -- accepted |
| |
Cyathea poeppigii (Hook.) Domin -- accepted |
| |
Cyathea ramispina (Hook.) Copel. -- accepted |
| |
Cyathea sagittifolia (Hook.) Domin -- accepted |
| |
Cyathea salvinii (Hook.) Domin -- accepted |
| |
Cyathea sinuata Hook. & Grev. -- accepted |
| |
Cyathea smithii Hook. f. -- accepted -- soft tree fern |
| |
Cyathea spinulosa Wall. ex Hook. -- accepted |
| |
Cyathea sprucei Hook. -- not accepted |
| |
Cyathea tenera (J. Sm. ex Hook.) T. Moore -- accepted -- helecho gigante |
| |
Cyathea walkerae Hook. -- accepted |
| |
Cyathea walkerae var. tripinnata Hook. -- accepted |
| |
Cyathea walkerae var. walkerae Hook. -- accepted |
| |
Cyathea welwitschii Hook. -- accepted |
| |
Cyathea X calolepis (Hook.) Domin -- accepted |
| |
Cyathea X wilsonii (Hook.) Domin -- accepted |
| |
Cymopterus terebinthinus (Hook.) Torr. & A. Gray -- not accepted |
| |
Cynoglossum penicillatum Hook. & Arn. -- not accepted |
| |
Cyperus acuminatus Torr. & Hook. ex Torr. -- accepted -- taper-tip flat sedge, taperleaf flatsedge, tapertip flatsedge |
| |
Cyperus cephalanthus Torr. & Hook. -- accepted -- buttonbush flatsedge |
| |
Cyperus drummondii Torr. & Hook. -- accepted -- Drummond's sedge |
| |
Cyperus lutescens Torr. & Hook. -- not accepted |
| |
Cyperus setigerus Torr. & Hook. -- accepted -- lean flatsedge |
| |
Cyperus trachysanthos Hook. & Arn. -- accepted -- Pu`uka`a, sticky flatsedge |
| |
Cyperus uniflorus Torr. & Hook., non Thunb. -- not accepted |
| |
Cyperus virens var. drummondii (Torr. & Hook.) Kük. -- not accepted -- Drummond's flatsedge |
| |
Cyrtandra biflora Hook. & Arn. -- not accepted |
| |
Cyrtandra menziesii Hook. & Arn. -- accepted -- ha`iwale |
| |
Cyrtandra oblongifolia (Blume) Benth. & Hook. f. ex C.B. Clarke -- accepted |
| |
Cyrtandra triflora Hook. & Arn. -- not accepted |
| |
Cyrtodeira cupreata (Hook.) Hanst. -- not accepted |
| |
Cyrtodeira cupreata var. viridifolia Hook. -- not accepted |
| |
Cyrtomium caryotideum (Wall. ex Hook. & Grev.) C. Presl -- accepted -- dwarf netvein hollyfern |
| |
Cyrtopus (Brid.) Hook. f. -- accepted |
| |
Cyrtopus setosus (Hedw.) Hook. f. -- accepted |
| |
Cyrtorhyncha cymbalaria ssp. alpina (Hook.) Á. Löve & D. Löve -- not accepted |
| |
Cystopteris douglasii Hook. -- accepted -- Douglas' bladderfern |
| |
Dacrydium franklinii Hook. f. -- not accepted -- Huon pine |
| |
Dalbergaria aureonitens (Hook.) Wiehler -- not accepted |
| |
Dalbergia barclayi Telf. ex Hook. -- not accepted |
| |
Dalea ornata (Douglas ex Hook.) Eaton & Wright -- accepted -- Blue Mountain prairie clover, showy prairieclover |
| |
Daltonia Hook. & Taylor -- accepted |
| |
Daltonia nervosa Hook. & Wilson -- not accepted |
| |
Daltonia splachnoides (Sm.) Hook. & Taylor -- accepted |
| |
Daltonia splachnoiodes (J.E. Smith) Hook. & Taylor -- not accepted |
| |
Danthonia cachemyriana var. minor Hook. f. -- not accepted |
| |
Danthonia cumminsii Hook. f. -- not accepted |
| |
Danthonia jacquemontii var. minor (Hook. f.) Bor -- not accepted |
| |
Danthonia nervosa Hook. f. -- not accepted |
| |
Davallia fejeensis Hook. -- accepted -- lacy hare's-foot fern |
| |
Delphinium burkei ssp. distichiflorum (Hook.) Ewan -- not accepted |
| |
Delphinium burkei var. distichiflorum (Hook.) H. St. John -- not accepted |
| |
Delphinium cardinale Hook. -- accepted -- scarlet larkspur |
| |
Delphinium distichum Geyer ex Hook. -- accepted -- twospike larkspur |
| |
Delphinium strictum var. distichiflorum (Hook.) H. St. John -- not accepted |
| |
Dendroalsia abietina (Hook.) E. Britton ex Broth. -- accepted |
| |
Dendroceros adglutinatus (Hook. f. & Taylor) Gottsche -- accepted |
| |
Dendroceros crispatus (Hook.) Nees -- accepted |
| |
Dendroceros crispatus var. crispatus (Hook.) Nees -- accepted |
| |
Dendromastigophora flagellifera (Hook.) R.M. Schust. -- accepted |
| |
Deparia Hook. & Grev. -- accepted -- false spleenwort |
| |
Deparia prolifera (Kaulf.) Hook. & Grev. -- accepted -- prolific false spleenwort |
| |
Deschampsia airiformis (Steud.) Benth. & Hook. f. -- accepted |
| |
Deschampsia atropurpurea var. latifolia (Hook.) Scribn. ex Macoun -- not accepted |
| |
Deschampsia elongata (Hook.) Munro -- accepted -- slender hairgrass |
| |
Deschampsia kingii (Hook. f.) E. Desv. -- accepted |
| |
Deschampsia kingii (Hook. f.) Macloskie -- not accepted |
| |
Deschampsia latifolia (Hook.) Vasey -- not accepted |
| |
Deschampsia parvula (Hook. f.) Desv. -- accepted |
| |
Descurainia incana var. major (Hook.) Dorn -- not accepted |
| |
Descurainia sophioides (Fisch. ex Hook.) O.E. Schulz -- accepted -- northern tansymustard |
| |
Desmatodon suberectus (Hook.) Limpr. -- not accepted |
| |
Desmodium canescens var. hirsutum (Hook.) B.L. Rob. -- not accepted |
| |
Desmodium cuneatum Hook. & Arn. -- accepted |
| |
Deyeuxia aleutica (Trin.) Munro ex Hook. -- not accepted |
| |
Deyeuxia anomala (Trin.) Benth. & Hook. f. -- not accepted |
| |
Deyeuxia arundina Phil. ex Durand & Hook. f. -- not accepted |
| |
Deyeuxia canadensis (Michx.) Munro ex Hook. -- not accepted |
| |
Deyeuxia groenlandica Munro ex Hook. f. -- not accepted |
| |
Deyeuxia sesquiflora (E. Desv.) Benth. & Hook. f. ex W.D. Jacks. -- not accepted |
| |
Dianella sandwicensis Hook. & Arn. -- accepted -- `uki`uki |
| |
Diastema ochroleucum Hook. -- not accepted |
| |
Diastema pictum (Benth. ex Hook.) Walp. -- not accepted |
| |
Dicentra chrysantha (Hook. & Arn.) Walp. -- accepted -- golden eardrops |
| |
Dichelachne crinata (L. f.) Hook. f. -- not accepted -- clovenfoot plumegrass |
| |
Dichelachne crinita (L. f.) Hook. f. -- accepted |
| |
Dichelachne sciurea (R. Br.) Hook. f. -- not accepted |
| |
Dicksonia menziesii (Hook.) Hook. & Baker -- not accepted |
| |
Dicksonia sellowiana Hook. -- accepted |
| |
Dicranum fulvum Hook. -- accepted |
| |
Dicranum julaceum Hook. & Wilson -- not accepted |
| |
Dicraurus Hook. f. -- not accepted |
| |
Dicraurus leptocladus Hook. f. -- not accepted |
| |
Didissandra rufa King ex Hook. f. -- not accepted |
| |
Didymocarpus depressus (Hook. f.) Chun -- not accepted |
| |
Didymocarpus incanus (R. Brown) Benth. & Hook. f. ex C.B. Clarke -- not accepted |
| |
Didymocarpus lacunosus Hook. f. -- not accepted |
| |
Didymocarpus malayanus Hook. f. -- not accepted |
| |
Didymocarpus rexii Hook. -- not accepted |
| |
Didymodon australasiae (Hook. & Grev.) R.H. Zander -- accepted |
| |
Didymodon fragilis Hook. & Wilson -- not accepted |
| |
Didymodon rigidulus var. gracilis (Schleich. ex Hook. & Grev.) R.H. Zander -- accepted -- rigid didymodon moss |
| |
Didymodon vaginatus Hook. ex Harv. -- not accepted |
| |
Didymoglossum krausii (Hook. & Grev.) C. Presl -- accepted -- treemoss bristle fern |
| |
Digitaria marginata var. ciliaris (Retz.) Hook. f. ex Ridl. -- not accepted |
| |
Digitaria sanguinalis f. ciliaris (Retz.) Hook. f. ex Haines -- not accepted |
| |
Diholcos bisulcatus (Hook.) Rydb. -- not accepted |
| |
Dilaena hibernica (Hook.) Dumort. -- not accepted |
| |
Dilaena lyellii (Hook.) Dumort. -- not accepted |
| |
Dillenia ovata Wall. ex Hook. f. & Thomson -- accepted -- ovate dillenia |
| |
Dillenia suffruticosa (Griffith ex Hook. f. & Thomson) Martelli -- accepted -- shrubby dillenia |
| |
Dinckleria fruticella (Hook.f. & Taylor) J.J. Engel & Heinrichs -- accepted |
| |
Dinckleria pleurata (Hook.f. & Taylor) Trevis. -- accepted |
| |
Dioclea reflexa Hook. f. -- accepted |
| |
Diplasiolejeunea plicatiloba (Hook.f. & Taylor) Grolle -- accepted |
| |
Diplolaena hibernica (Hook.) Dumort. -- not accepted |
| |
Diplolaena lyellii (Hook.) Dumort. -- not accepted |
| |
Diplolaena lyellii var. hibernica (Hook.) Nees -- not accepted |
| |
Diplomitrion hibernicum (Hook.) Corda -- not accepted |
| |
Diplomitrion lyellii (Hook.) Corda -- not accepted |
| |
Diplopappus pinnatifidus Hook. -- not accepted |
| |
Diplophyllum obtusifolium (Hook.) Dumort. -- accepted |
| |
Diplophyllum obtusifolium ssp. obtusifolium (Hook.) Dumort. -- accepted |
| |
Dircaea bulbosa (Hook.) Lem. -- not accepted |
| |
Dircaea fascialis (Hook.) Decne. -- not accepted |
| |
Dircaea lateritia (Hook.) Decne. -- not accepted |
| |
Dircaea picta (Hook.) Lem. -- not accepted |
| |
Disporum smithii (Hook.) Piper -- not accepted -- largeflower fairybells |
| |
Disporum trachycarpum (S. Watson) Benth. & Hook. f. -- not accepted -- rough-fruit fairybells, roughfruit fairybells, wartberry fairybells |
| |
Distasis concinna Hook. & Arn. -- not accepted |
| |
Dodecatheon dentatum Hook. -- not accepted -- white shootingstar |
| |
Dodecatheon dentatum ssp. dentatum Hook. -- not accepted -- white shootingstar |
| |
Dodonaea viscosa var. arborescens (A. Cunn. ex Hook.) Sherff -- not accepted |
| |
Dolichodeira tubiflora (Hook.) Hanst. -- not accepted |
| |
Dorcadion lyellii (Hook. & Taylor) Lindb. -- not accepted |
| |
Doryopteris decipiens (Hook.) J. Sm. -- accepted -- triangleleaf lipfern |
| |
Doryopteris decora var. decipiens (Hook.) R.M. Tryon -- not accepted |
| |
Douglasia arctica Hook. -- not accepted -- Mackenzie River dwarf-primrose |
| |
Douglasia ochotensis ssp. arctica (Hook.) Á. Löve & D. Löve -- not accepted |
| |
Dovyalis caffra (Hook. f. & Harv.) Warb. -- accepted -- kei apple |
| |
Draba alpina var. nana Hook. -- not accepted |
| |
Draba micropetala Hook. -- accepted |
| |
Draba oligosperma Hook. -- accepted -- fewseed draba, glacier draba |
| |
Draba oligosperma var. oligosperma Hook. -- not accepted |
| |
Drepanolejeunea hamatifolia (Hook.) Schiffn. -- accepted |
| |
Drummondia Hook. -- accepted |
| |
Drummondia clavellata Hook. f. -- not accepted |
| |
Dryas drummondii Richardson ex Hook. -- accepted -- Drummond's mountain-avens |
| |
Dryas drummondii var. drummondii Richardson ex Hook. -- not accepted -- Drummond's mountain-avens |
| |
Dryas octopetala var. drummondii (Richardson ex Hook.) S. Watson -- not accepted |
| |
Dryas octopetala var. integrifolia (Vahl) Hook. f. -- not accepted |
| |
Drymonia marmorata Hook. f. -- not accepted |
| |
Dryopteris crinalis (Hook. & Arn.) C. Chr. -- accepted -- serpent woodfern |
| |
Dryopteris crinalis var. crinalis (Hook. & Arn.) C. Chr. -- accepted |
| |
Dryopteris goldiana (Hook. ex Goldie) A. Gray -- accepted -- Goldie's woodfern |
| |
Dryopteris sandwicensis (Hook. & Arn.) C. Chr. -- accepted -- Pacific woodfern |
| |
Dryopteris unidentata (Hook. & Arn.) C. Chr. -- accepted -- onetooth woodfern |
| |
Dryopteris unidentata var. unidentata (Hook. & Arn.) C. Chr. -- accepted |
| |
Dubautia laxa Hook. & Arn. -- accepted -- na`ena`e pua melemele |
| |
Dubautia laxa ssp. laxa Hook. & Arn. -- accepted -- na`ena`e pua melemele |
| |
Dupontia fisheri var. flavescens Hook. & Arn. -- not accepted |
| |
Dupontia psilosantha var. flavescens (Hook. & Arn.) Vasey -- not accepted |
| |
Dyera Hook. f. -- accepted |
| |
Dyera costulata (Miq.) Hook. f. -- accepted -- jelutong |
| |
Echinocactus cinnabarinus Hook. -- not accepted |
| |
Echinocactus pentlandii Hook. -- not accepted |
| |
Echinocereus chlorophthalmus (Hook.) Britton & Rose -- not accepted |
| |
Echinocereus pentlandii (Hook.) K. Schum. -- not accepted |
| |
Echinochloa glabrescens Munro ex Hook. f. -- accepted |
| |
Echinodium hispidium (Hook. f. & Wilson) Reichardt -- accepted |
| |
Echinopsis cinnabarina (Hook.) Labour. -- accepted |
| |
Echinopsis pentlandii (Hook.) Salm-Dyck ex A. Dietr. -- accepted |
| |
Ectropothecium sandwichense (Hook. & Arn.) Mitt. -- accepted |
| |
Eggersia buxifolia Hook. f. -- not accepted |
| |
Ehrendorferia chrysantha (Hook. & Arn.) Rylander -- not accepted -- golden eardrops |
| |
Elaeocarpus bifidus Hook. & Arn. -- accepted -- kalia |
| |
Elaphoglossum paleaceum (Hook. & Grev.) Sledge -- accepted |
| |
Elatine texana (Hook.) Torr. & A. Gray -- not accepted |
| |
Elymus antarcticus Hook. f. -- not accepted |
| |
Elymus antarcticus var. antarcticus Hook. f. -- not accepted |
| |
Elymus submuticus (Hook.) Smyth -- not accepted -- Virginia wildrye |
| |
Elymus subvillosus (Hook.) Gould -- not accepted |
| |
Elymus virginicus f. submuticus (Hook.) R.W. Pohl -- not accepted |
| |
Elymus virginicus var. submuticus Hook. -- not accepted -- Virginia wildrye |
| |
Elytrigia dasystachya (Hook.) Á. Löve & D. Löve -- not accepted |
| |
Encephalartos horridus var. trispinosus Hook. -- not accepted |
| |
Encephalartos trispinosus (Hook.) R.A. Dyer -- accepted |
| |
Encyclia Hook. -- accepted -- butterfly orchid |
| |
Encyclia pygmaea (Hook.) Dressler -- not accepted -- dwarf butterfly orchid, Encyclia pigmea |
| |
Enemion occidentale (Hook. & Arn.) J.R. Drumm. & Hutch. -- accepted -- western false rue anemone |
| |
Entodon brevisetus (Hook. & Wilson) Lindb. -- accepted |
| |
Eotrichocolea polyacantha (Hook.f. & Taylor) R.M. Schust. -- accepted |
| |
Eotrichocolea polycantha (Hook.f. & Taylor) R.M. Schust. -- not accepted |
| |
Epidendrum bicornutum Hook. -- not accepted |
| |
Epidendrum pallidiflorum Hook. -- accepted -- Caribbean star orchid |
| |
Epidendrum parkinsonianum Hook. -- accepted |
| |
Epidendrum pygmaeum Hook. -- not accepted |
| |
Epidendrum viridipurpureum Hook. -- accepted |
| |
Epilobium canum ssp. latifolium (Hook.) P.H. Raven -- accepted -- hummingbird trumpet |
| |
Epilobium canum var. latifolium (Hook.) N.H. Holmgren & P.K. Holmgren -- not accepted |
| |
Epipactis gigantea Douglas ex Hook. -- accepted -- giant helleborine, Heleborina gigante, stream orchid |
| |
Episcia bicolor Hook. -- not accepted |
| |
Episcia bractescens (Hook.) Hanst. -- not accepted |
| |
Episcia chontalensis (Seem.) Hook. f. -- not accepted |
| |
Episcia cupreata (Hook.) Hanst. -- accepted -- flame violet |
| |
Episcia cupreata var. viridifolia (Hook.) Nichols. -- not accepted |
| |
Episcia erythropus Hook. f. -- not accepted |
| |
Episcia fulgida (Linden ex André) Hook. f. -- not accepted |
| |
Episcia lynchii (Hook. f.) Knuth -- not accepted |
| |
Episcia maculata Hook. f. -- not accepted |
| |
Episcia picta (Hook.) Hanst. -- not accepted |
| |
Eremocarpus setiger (Hook.) Benth. -- not accepted |
| |
Eremocarpus setigerus (Hook.) Benth. -- not accepted -- doveweed, turkey mullein |
| |
Eremogone franklinii (Douglas ex Hook.) R.L. Hartm. & Rabeler -- accepted -- Franklin's sandwort |
| |
Eremogone franklinii var. franklinii (Douglas ex Hook.) R.L. Hartm. & Rabeler -- accepted -- Franklin's sandwort |
| |
Eremothera boothii ssp. alyssoides (Hook. & Arn.) W.L. Wagner & Hoch -- accepted -- alyssum evening primrose |
| |
Eremothera boothii ssp. decorticans (Hook. & Arn.) W.L. Wagner & Hoch -- accepted -- shredding suncup |
| |
Erianthus elephantinus Hook. f. -- not accepted |
| |
Ericameria viscidiflora (Hook.) L.C. Anderson -- not accepted |
| |
Erigeron acris var. elatus (Hook.) Cronquist -- not accepted |
| |
Erigeron alpinus var. elatus Hook. -- not accepted |
| |
Erigeron asperum var. pubescens (Hook.) Breitung -- not accepted |
| |
Erigeron compositus var. typicus Hook. -- not accepted |
| |
Erigeron concinnus (Hook. & Arn.) Torr. & A. Gray -- accepted -- hairy daisy, Navajo fleabane |
| |
Erigeron concinnus var. concinnus (Hook. & Arn.) Torr. & A. Gray -- accepted -- Navajo daisy, Navajo fleabane |
| |
Erigeron elatus (Hook.) Greene -- accepted -- swamp boreal-daisy |
| |
Erigeron filifolius (Hook.) Nutt. -- accepted -- threadleaf daisy, threadleaf fleabane |
| |
Erigeron filifolius var. filifolius (Hook.) Nutt. -- not accepted -- threadleaf daisy, threadleaf fleabane |
| |
Erigeron glabellus ssp. pubescens (Hook.) Cronquist -- not accepted |
| |
Erigeron glabellus var. pubescens auct. non Hook. -- not accepted |
| |
Erigeron glabellus var. pubescens Hook. -- accepted -- fleabane, streamside fleabane |
| |
Erigeron grandiflorus Hook. -- accepted -- largeflower fleabane, onestem fleabane |
| |
Erigeron grandiflorus ssp. grandiflorus Hook. -- not accepted -- largeflower fleabane |
| |
Erigeron lanatus Hook. -- accepted -- hairy daisy, woolly fleabane |
| |
Erigeron linearis (Hook.) Piper -- accepted -- desert yellow fleabane, linearleaf daisy |
| |
Erigeron lonchophyllus Hook. -- accepted -- low-meadow fleabane, short-ray boreal-daisy, shortray boreal daisy, shortray fleabane, spearleaf daisy, vergerette ŕ feuilles fines |
| |
Erigeron minor (Hook.) Rydb. -- not accepted |
| |
Erigeron pumilus var. concinnus (Hook. & Arn.) Dorn -- not accepted |
| |
Erigeron radiatus Hook. -- not accepted |
| |
Erigeron radicatus Hook. -- accepted -- Huber's fleabane, tap-root fleabane, taproot fleabane |
| |
Erigeron trifidus Hook. -- accepted -- Alberta fleabane |
| |
Erigeron velutipes Hook. & Arn. -- accepted -- Chihuahuan fleabane |
| |
Eriodictyon californicum (Hook. & Arn.) Torr. -- accepted -- California yerba santa |
| |
Eriogonum compositum var. leianthum Hook. -- accepted -- arrowleaf buckwheat |
| |
Eriogonum divaricatum Hook. -- accepted -- divergent buckwheat, divergent wild buckwheat |
| |
Eriogonum microthecum ssp. laxiflorum (Hook.) S. Stokes -- not accepted |
| |
Eriogonum microthecum var. laxiflorum Hook. -- accepted -- slender buckwheat |
| |
Eriogonum pyrolifolium Hook. -- accepted -- Shasta buckwheat |
| |
Eriogonum pyrolifolium var. pyrolifolium Hook. -- accepted -- Shasta buckwheat |
| |
Eriogonum salsuginosum (Nutt.) Hook. -- not accepted |
| |
Eriogonum umbellatum ssp. majus (Hook.) Piper -- not accepted |
| |
Eriogonum umbellatum var. majus Hook. -- accepted -- sulphur-flower buckwheat |
| |
Eriogonum umbellatum var. tolmieanum (Hook.) M.E. Jones -- not accepted |
| |
Eriogynia Hook. -- not accepted |
| |
Eriogynia pectinata (Pursh) Hook. -- not accepted |
| |
Eriophyllum integrifolium (Hook.) Greene -- not accepted |
| |
Eriophyllum lanatum var. integrifolium (Hook.) Smiley -- accepted -- common woolly sunflower, wholeleaf eriophyllum |
| |
Erodium macrophyllum Hook. & Arn. -- accepted -- roundleaf stork's bill |
| |
Erodium macrophyllum var. macrophyllum Hook. & Arn. -- accepted -- roundleaf stork's bill |
| |
Eryngium articulatum Hook. -- accepted -- beethistle |
| |
Eryngium divaricatum Hook. & Arn. -- accepted -- ballast eryngo |
| |
Eryngium petiolatum Hook. -- accepted -- rushleaf eryngo |
| |
Erysimum asperum var. capitatum (Douglas ex Hook.) B. Boivin -- not accepted |
| |
Erysimum capitatum (Douglas ex Hook.) Greene -- accepted -- coast wallflower, sand dune wallflower, western wallflower |
| |
Erysimum capitatum var. capitatum (Douglas ex Hook.) Greene -- accepted -- plains wallflower, prairie rocket, sand dune wallflower, western wallflower |
| |
Erysimum menziesii (Hook.) Wettst. -- accepted -- Menzies' wallflower |
| |
Erysimum menziesii ssp. menziesii (Hook.) Wettst. -- not accepted -- Menzies' wallflower |
| |
Erythrostemon gilliesii (Wall. ex Hook.) Klotzsch -- accepted |
| |
Escallonia macrantha Hook. & Arn. -- not accepted |
| |
Escallonia rubra var. macrantha (Hook. & Arn.) Reiche -- accepted -- redclaws |
| |
Eubrachion Hook. f. -- accepted -- tapeworm-plant |
| |
Eubrachion ambiguum (Hook. & Arn.) Engl. -- accepted -- tapeworm-plant |
| |
Eucalyptus citriodora Hook. -- not accepted -- lemonscented gum |
| |
Eucalyptus coccifera Hook. f. -- accepted |
| |
Eucalyptus gunnii Hook. f. -- accepted -- cider gum |
| |
Eucalyptus macrocarpa Hook. -- accepted -- mottlecah |
| |
Eucalyptus maculata Hook. -- accepted -- eucalyptus, spotted gum |
| |
Eucalyptus nitida Hook. f. -- accepted -- Smithton peppermint gum |
| |
Eucalyptus platypus Hook. -- accepted |
| |
Eucalyptus risdonii Hook. f. -- accepted -- Risdon peppermint gum |
| |
Eucalyptus spathulata Hook. -- accepted -- eucalyptus |
| |
Eucalyptus spathulata ssp. spathulata Hook. -- accepted -- eucalyptus |
| |
Eucalyptus urnigera Hook. f. -- accepted -- urn gum, urn-fruit gum |
| |
Eucalyptus vernicosa Hook. f. -- accepted |
| |
Eunanus nanus (Hook. & Arn.) Holz. -- not accepted |
| |
Eunanus subuniflorus (Hook. & Arn.) Greene -- not accepted |
| |
Eupatorium occidentale Hook. -- not accepted |
| |
Euphorbia alata Hook. -- accepted |
| |
Euphorbia ampla Hook. f. -- not accepted |
| |
Euphorbia ampla var. tenuior Hook. f. -- not accepted |
| |
Euphorbia amplexicaulis Hook. f. -- accepted |
| |
Euphorbia beaumieriana Hook. f. & Coss. -- not accepted |
| |
Euphorbia bifida Hook. & Arn. -- accepted |
| |
Euphorbia bifida auct. non Hook. & Arn. -- not accepted |
| |
Euphorbia burmanica Hook. f. -- accepted |
| |
Euphorbia clarkeana Hook. f. -- accepted |
| |
Euphorbia clusiifolia Hook. & Arn. -- accepted -- forest sandmat |
| |
Euphorbia diffusa Hook. f. -- not accepted |
| |
Euphorbia echinus Hook. f. & Coss. -- not accepted |
| |
Euphorbia emodi Hook. f. -- not accepted |
| |
Euphorbia eremophila A. Cunn. ex Hook. -- not accepted |
| |
Euphorbia griffithii Hook. f. -- accepted |
| |
Euphorbia griffithii var. griffithii Hook. f. -- accepted |
| |
Euphorbia jacquiniiflora Hook. -- not accepted |
| |
Euphorbia lathyris var. minor Hook. & Arn. -- not accepted |
| |
Euphorbia milii var. splendens (Bojer ex Hook.) Ursch & Leandri -- accepted |
| |
Euphorbia monteiroi Hook. -- accepted |
| |
Euphorbia monteiroi ssp. monteiroi Hook. -- accepted |
| |
Euphorbia multiformis Gaudich. ex Hook. & Arn. -- accepted -- variable sandmat |
| |
Euphorbia multiformis var. multiformis Gaudich. ex Hook. & Arn. -- accepted -- variable sandmat |
| |
Euphorbia myrtifolia Hook. & Arn. -- not accepted |
| |
Euphorbia nummularia Hook. f. -- accepted |
| |
Euphorbia obesa Hook. f. -- accepted |
| |
Euphorbia obesa ssp. obesa Hook. f. -- accepted |
| |
Euphorbia officinarum ssp. beaumieriana (Hook. f. & Coss.) Vindt -- accepted |
| |
Euphorbia officinarum ssp. echinus (Hook. f. & Coss.) Vindt -- accepted |
| |
Euphorbia officinarum var. beaumieriana (Hook. f. & Coss.) Maire -- not accepted |
| |
Euphorbia pseudograntii (Hook. f.) Bruyns -- not accepted |
| |
Euphorbia ramosissima Hook. & Arn. -- not accepted |
| |
Euphorbia recurva Hook. f. -- accepted |
| |
Euphorbia rotundifolia Hook. & Arn. -- not accepted |
| |
Euphorbia splendens Bojer ex Hook. -- not accepted |
| |
Euphorbia splendens ssp. bojeri (Hook.) Denis -- not accepted |
| |
Euphorbia splendens var. bojeri (Hook.) Costantin & Gallaud -- not accepted |
| |
Euphorbia strigosa Hook. & Arn. -- accepted |
| |
Euphorbia tannensis ssp. eremophila (A. Cunn. ex Hook.) D.C. Hassall -- accepted |
| |
Euphorbia tannensis var. eremophila (A. Cunn. ex Hook.) D.C. Hassall -- not accepted |
| |
Euphorbia vachellii Hook. & Arn. -- not accepted |
| |
Euphorbia viminea Hook. f. -- accepted |
| |
Euphorbia wallichii Hook. f. -- accepted |
| |
Euphorbia wightiana Hook. f. -- not accepted |
| |
Eurybia sibirica var. gigantea (Hook.) G.L. Nesom -- not accepted |
| |
Eustoma exaltatum ssp. russellianum (Hook.) Kartesz -- accepted -- showy prairie gentian |
| |
Eustoma russellianum (Hook.) G. Don -- not accepted -- showy prairiegentian |
| |
Eutrema arenicola Richardson ex Hook. -- not accepted |
| |
Eutriana affinis Hook. f. -- not accepted |
| |
Eutriana gracilis Hook. f. -- not accepted |
| |
Eutriana pilosa Hook. f. -- not accepted |
| |
Exacum inflatum Hook. & Arn. -- not accepted |
| |
Fabronia ciliaris var. polycarpa (Hook.) W.R. Buck -- not accepted |
| |
Fadyenia Hook. -- accepted -- dotted fern |
| |
Fatsia horrida (Sm.) Benth. & Hook. f. ex W.H. Brewer & S. Watson -- not accepted |
| |
Fauria crista-galli (Menzies ex Hook.) Makino -- not accepted -- deercabbage |
| |
Ferula macrocarpa Hook. & Arn. -- not accepted |
| |
Festuca antarctica var. g Hook. f. -- not accepted |
| |
Festuca arundo Hook. f. -- not accepted |
| |
Festuca distichophylla (Labill.) Hook. f. -- not accepted |
| |
Festuca fuegiana Hook. f. -- not accepted |
| |
Festuca fuegiana var. vivipara Hook. -- not accepted |
| |
Festuca gracillima Hook. f. -- accepted |
| |
Festuca gracillima subvar. gracillima Hook. f. -- not accepted |
| |
Festuca gracillima var. gracillima Hook. f. -- accepted |
| |
Festuca nervosa Hook. -- not accepted |
| |
Festuca occidentalis Hook. -- accepted -- western fescue |
| |
Festuca occidentalis var. occidentalis Hook. -- not accepted |
| |
Festuca ovina ssp. rubra Hook. -- not accepted |
| |
Festuca purpurascens Banks & Sol. ex Hook. f. -- accepted |
| |
Festuca purpurascens var. purpurascens Banks & Sol. ex Hook. f. -- not accepted |
| |
Festuca richardsonii Hook. -- not accepted -- Richardson's fescue |
| |
Festuca rubra ssp. richardsonii (Hook.) Hultén -- not accepted |
| |
Festuca tolucensis var. hephaestophila (Nees ex Steud.) Nees ex Hook. -- not accepted |
| |
Filicium Thwaites ex Benth. & Hook. f. -- accepted |
| |
Fimbristylis drummondii (Torr. & Hook. ex Torr.) Boeckeler -- not accepted |
| |
Fimbristylis puberula var. drummondii (Torr. & Hook.) D.B. Ward -- not accepted |
| |
Fissidens hyalinus Hook. & Wilson -- accepted |
| |
Fitchia Hook. f. -- accepted -- fitchia |
| |
Fitzroya Hook. f. ex Lindl. -- accepted |
| |
Fitzroya patagonica Hook. f. ex Lindl. -- not accepted |
| |
Flagellaria plicata Hook. f. -- not accepted |
| |
Fontinalis disticha Hook. & Wilson -- not accepted |
| |
Forasaccus breviaristatus (Hook.) Lunell -- not accepted |
| |
Fragaria chiloensis var. scouleri Hook. -- not accepted |
| |
Franseria acanthicarpa (Hook.) Coville -- not accepted |
| |
Fraxinus dipetala Hook. & Arn. -- accepted -- California ash, two-petal ash |
| |
Fraxinus mariesii Hook. f. -- not accepted -- Maries' ash |
| |
Froelichia gracilis (Hook.) Moq. -- accepted -- slender snake-cotton, slender snakecotton |
| |
Frullania aterrima (Hook.f. & Taylor) Gottsche, Lindenb. & Nees -- accepted |
| |
Frullania clavata (Hook.f. & Taylor) Gottsche, Lindenb. & Nees -- accepted |
| |
Frullania congesta (Hook.f. & Taylor) Gottsche, Lindenb. & Nees -- accepted |
| |
Frullania fugax (Hook.f. & Taylor) Gottsche, Lindenb. & Nees -- accepted |
| |
Frullania lobulata (Hook.) Hook. & Nees -- accepted |
| |
Frullania monocera (Hook.f. & Taylor) Gottsche, Lindenb. & Nees -- accepted |
| |
Frullania monocera var. monocera (Hook.f. & Taylor) Gottsche, Lindenb. & Nees -- accepted |
| |
Frullania pycnantha (Hook.f. & Taylor) Gottsche, Lindenb. & Nees -- accepted |
| |
Frullania rostrata (Hook.f. & Taylor) Gottsche, Lindenb. & Nees -- accepted |
| |
Frullania squarrosula (Hook.f. & Taylor) Gottsche, Lindenb. & Nees -- accepted |
| |
Fuscocephaloziopsis albescens (Hook.) Vána & L. Söderstr. -- accepted |
| |
Fuscocephaloziopsis albescens var. albescens (Hook.) Vána & L. Söderstr. -- accepted |
| |
Gaertneria acanthicarpa (Hook.) Britton -- not accepted |
| |
Gaillardia drummondii (Hook.) DC. -- not accepted |
| |
Galanthus elewesii Hook. f. -- not accepted |
| |
Galanthus elwesii Hook. f. -- accepted -- giant snowdrop |
| |
Galium aparine var. minor Hook. -- not accepted |
| |
Galium californicum Hook. & Arn. -- accepted -- California bedstraw |
| |
Galium californicum ssp. californicum Hook. & Arn. -- accepted -- California bedstraw |
| |
Garcinia hanburyi Hook. f. -- accepted -- Hanbury's garcinia |
| |
Garcinia xanthochymus Hook. f. ex T. Anderson -- accepted -- garcinia |
| |
Garrya fadyenia Hook. -- not accepted -- Fadyen's silktassel |
| |
Garrya fadyenii Hook. -- accepted |
| |
Gastrolychnis drummondii (Hook.) Á. Löve & D. Löve -- not accepted |
| |
Gaultheria pyroloides Hook. f. & Thomson ex Miquel -- accepted -- Japanese wintergreen, Miquel's spicywintergreen |
| |
Gaura decorticans Hook. & Arn. -- not accepted |
| |
Gayophytum diffusum var. strictipes (Hook.) Dorn -- not accepted |
| |
Gayophytum micranthum Hook. & Arn. -- accepted |
| |
Gayophytum ramosissimum var. strictipes Hook. -- not accepted |
| |
Gentiana crinita var. browniana (Hook.) B. Boivin -- not accepted |
| |
Geoffroea decorticans (Gillies ex Hook. & Arn.) Burkart -- accepted -- chańar |
| |
Geranium cuneatum Hook. -- accepted -- hinahina |
| |
Geranium cuneatum ssp. cuneatum Hook. -- accepted -- hinahina |
| |
Geranium cuneatum var. cuneatum Hook. -- not accepted -- hinahina |
| |
Geranium glabratum (Hook.) Small -- not accepted |
| |
Geranium microphyllum Hook. f. -- not accepted |
| |
Geranium traversii Hook. f. -- accepted -- cranesbill |
| |
Gerbera jamesonii Bolus ex Hook. f. -- accepted -- Barberton daisy |
| |
Gesneria auriculata (Hook.) Kuntze -- not accepted |
| |
Gesneria bulbosa var. lateritia Hook. -- not accepted |
| |
Gesneria calycosa (Hook.) Kuntze -- accepted |
| |
Gesneria cochlearis Hook. -- not accepted |
| |
Gesneria douglasii var. verticillata (Hook.) Hook. -- not accepted |
| |
Gesneria elliptica Hook. -- not accepted |
| |
Gesneria elliptica var. lutea Hook. -- not accepted |
| |
Gesneria gardneri Hook. -- not accepted |
| |
Gesneria lindleyi Hook. -- not accepted |
| |
Gesneria marchii Wailes ex Hook. -- not accepted |
| |
Gesneria neglecta (W. Hook.) Kuntze -- not accepted |
| |
Gesneria pardina Hook. -- not accepted |
| |
Gesneria picta Hook. -- not accepted |
| |
Gesneria picta var. minus-hirsuta Hook. -- not accepted |
| |
Gesneria pumila ssp. neglecta (W. Hook.) L.E. Skog -- accepted |
| |
Gesneria schiedeana (DC.) Hook. -- not accepted |
| |
Gesneria seemannii Hook. -- not accepted |
| |
Gesneria stricta Hook. & Arn. -- not accepted |
| |
Gesneria triflora Hook. -- not accepted |
| |
Gesneria tubiflora (Hook.) Griseb. -- not accepted |
| |
Gesneria verticillata Hook. -- not accepted |
| |
Giesleria picta (Benth. ex Hook.) Regel -- not accepted |
| |
Gilia congesta Hook. -- not accepted |
| |
Gilia gracilis Hook. -- not accepted |
| |
Gilia gracilis var. humilior (Hook.) H. St. John -- not accepted |
| |
Gilia pungens var. hookeri (Douglas ex Hook.) A. Gray -- not accepted |
| |
Gilia squarrosa (Eschsch.) Hook. & Arn. -- not accepted |
| |
Gladiolus papilio Hook. f. -- accepted -- goldblotch gladiolus |
| |
Glandularia incisa (Hook.) Tronc. -- accepted -- crisped mock vervain |
| |
Gleichenia glauca (Thunb. ex Houtt.) Hook. -- not accepted |
| |
Gleichenia owhyensis Hook. -- not accepted |
| |
Gleichenia owhyhensis Hook. -- not accepted |
| |
Gloxinia hypocyrtiflora Hook. f. -- not accepted |
| |
Gloxinia maculata var. pallidiflora (Hook.) Bedd. -- not accepted |
| |
Gloxinia pallidiflora Hook. -- not accepted |
| |
Gloxinia sarmentiana Gardner ex Hook. -- not accepted |
| |
Gloxinia speciosa var. albiflora Hook. -- not accepted |
| |
Gloxinia speciosa var. macrophylla Hook. -- not accepted |
| |
Gloxinia speciosa var. menziesii Hook. -- not accepted |
| |
Gloxinia tubiflora Hook. -- not accepted |
| |
Glyceria arctica Hook. -- not accepted |
| |
Glyceria distans ssp. conferta (Fr.) Hook. f. -- not accepted |
| |
Glyceria distans var. arctica (Hook.) Gelert ex N.W. Simmonds -- not accepted |
| |
Glyceria magellanica (Hook. f.) Benth. -- not accepted |
| |
Glyceria maritima var. arctica (Hook.) Kurtz -- not accepted |
| |
Gnaphalium alienum Hook. & Arn. -- not accepted |
| |
Godetia parviflora (Hook. & Arn.) Jeps. -- not accepted |
| |
Goebelobryum unguiculatum (Hook.f. & Taylor) Grolle -- accepted |
| |
Gonystylus maingayi Hook. f. -- accepted |
| |
Goodyera decipiens (Hook.) F.T. Hubb. -- not accepted |
| |
Gordonia spathulifolia (Hook.) Á. Löve & D. Löve -- not accepted |
| |
Gormania spathulifolia (Hook.) Á. Löve & D. Löve -- not accepted |
| |
Gossypianthus Hook. -- accepted -- cottonflower |
| |
Gossypianthus lanuginosus var. tenuiflorus (Hook.) Henrickson -- accepted -- woolly cottonflower |
| |
Gossypianthus rigidiflorus Hook. -- not accepted |
| |
Gossypianthus tenuiflorus Hook. -- not accepted |
| |
Gouinia E. Fourn. ex Benth. & Hook. f. -- accepted |
| |
Gouldia terminalis (Hook. & Arn.) Hillebr. -- not accepted |
| |
Gouldia terminalis var. coriacea (Hook. & Arn.) Fosberg -- not accepted |
| |
Gourliea decorticans Gillies ex Hook. & Arn. -- not accepted |
| |
Grammica umbrosa auct. non (Beyr. ex Hook.) W.A. Weber -- not accepted |
| |
Grammitis rostrata (Hook.) R.M. Tryon & A.F. Tryon -- not accepted |
| |
Grayia Hook. & Arn. -- accepted -- hopsage |
| |
Grayia spinosa (Hook.) Moq. -- accepted -- spiny hopsage |
| |
Greeneocharis circumscissa (Hook. & Arn.) Rydb. -- not accepted |
| |
Greyia Hook. & Harv. -- accepted -- Natal bottlebrush |
| |
Grimmia apocarpa var. stricta (Turner) Hook. & Taylor -- not accepted |
| |
Grimmia longirostris Hook. -- accepted |
| |
Grimmia pulvinata var. africana (Hedw.) Hook. f. & Wilson -- not accepted -- African dry rock moss |
| |
Grimmia spiralis Hook. -- not accepted |
| |
Grimmia unicolor Hook. -- accepted -- onecolor dry rock moss |
| |
Grindelia grandiflora Hook. -- accepted -- manyray gumweed |
| |
Grindelia hirsutula Hook. & Arn. -- accepted -- bract gumweed, hairy gumweed, sharpleaf gumweed |
| |
Grindelia hirsutula ssp. hirsutula Hook. & Arn. -- not accepted -- hairy gumweed |
| |
Grindelia hirsutula var. hirsutula Hook. & Arn. -- not accepted -- hairy gumweed |
| |
Grindelia humilis Hook. & Arn. -- not accepted |
| |
Grossularia californica (Hook. & Arn.) Coville & Britton -- not accepted |
| |
Guilleminea lanuginosa (Poir.) Moq. ex Benth. & Hook. f. -- not accepted |
| |
Guilleminea lanuginosa var. rigidiflora (Hook.) Mears -- not accepted |
| |
Guilleminea lanuginosa var. tenuiflora (Hook.) Mears -- not accepted |
| |
Guillenia flavescens (Hook.) Greene -- not accepted -- yellow mustard |
| |
Guillenia lasiophylla (Hook. & Arn.) Greene -- not accepted -- California mustard, coast wild cabbage, hairyleaf wildcabbage |
| |
Gymnocalycium leeanum (Hook.) Britton & Rose -- not accepted |
| |
Gymnocalycium mackieanum (Hook.) Metzing, Mereg. & R. Kiesling -- not accepted |
| |
Gymnocalycium multiflorum (Hook.) Britton & Rose -- not accepted |
| |
Gymnocalycium reductum var. leeanum (Hook.) Papsch -- accepted |
| |
Gymnomitrion lyellii (Hook.) Huebener -- not accepted |
| |
Gymnomitrion sinuatum (Dicks. ex Hook.) Huebener -- not accepted |
| |
Gymnosphaera ramispina (Hook.) Copel. -- not accepted |
| |
Gymnosteris nudicaulis (Hook. & Arn.) Greene -- accepted -- nakedstem gymnosteris |
| |
Gymnostomum involutum Hook. -- not accepted |
| |
Gymnostomum latifolium Hook. -- not accepted |
| |
Gymnostomum phascoides Hook. -- not accepted |
| |
Habenaria alata Hook. -- accepted -- Habenaria alada, winged bog orchid |
| |
Habenaria blephariglottis (Willd.) Hook. -- not accepted |
| |
Habenaria dilatata (Pursh) Hook. -- not accepted |
| |
Habenaria orbiculata (Pursh) Hook. -- not accepted |
| |
Halimolobos mollis (Hook.) Rollins -- not accepted -- soft fissurewort |
| |
Halophila ovalis (R. Br.) Hook. f. -- accepted -- seagrass |
| |
Haplodontium macrocarpum (Hook.) J.R. Spence -- accepted |
| |
Haplopappus carthamoides (Hook.) A. Gray -- not accepted |
| |
Haplopappus ericoides (Less.) Hook. & Arn. -- not accepted |
| |
Haplopappus ericoides var. ericoides (Less.) Hook. & Arn. -- not accepted |
| |
Haplopappus lanceolatus (Hook.) Torr. & A. Gray -- not accepted |
| |
Haplopappus lanceolatus var. lanceolatus (Hook.) Torr. & A. Gray -- not accepted |
| |
Haplopappus squarrosus Hook. & Arn. -- not accepted |
| |
Haplopappus squarrosus var. squarrosus Hook. & Arn. -- not accepted |
| |
Haplopappus uniflorus (Hook.) Torr. & A. Gray -- not accepted |
| |
Haplopappus uniflorus var. uniflorus (Hook.) Torr. & A. Gray -- not accepted |
| |
Harpalejeunea marginalis (Hook.f. & Taylor) Steph. -- accepted |
| |
Harpalejeunea parasitica (Hook.f. & Taylor) Steph. -- accepted |
| |
Hazardia squarrosa (Hook. & Arn.) Greene -- accepted -- sawtooth goldenbush |
| |
Hazardia squarrosa var. squarrosa (Hook. & Arn.) Greene -- accepted -- sawtooth goldenbush |
| |
Hedwigia hornschuchiana Hook. -- not accepted |
| |
Hedwigia secunda Hook. -- not accepted |
| |
Hedyotis caerulea (L.) Hook. -- not accepted |
| |
Hedyotis centranthoides (Hook. & Arn.) Steud. -- not accepted -- forest starviolet |
| |
Hedyotis longifolia (Gaertn.) Hook. -- not accepted |
| |
Hedyotis terminalis (Hook. & Arn.) W.L. Wagner & D.R. Herbst -- not accepted -- variable starviolet |
| |
Helianthella quinquenervis (Hook.) A. Gray -- accepted -- fivenerve helianthella, nodding dwarf-sunflower, nodding helianthella |
| |
Helianthus quinquenervis Hook. -- not accepted |
| |
Heliconia metallica Planch. & Linden ex Hook. -- accepted -- shining bird of paradise, shining bird-of-paradise |
| |
Helicophyllum (Hook.) Brid. -- accepted |
| |
Helicophyllum torquatum (Hook.) Brid. -- accepted |
| |
Heliopsis minor (Hook.) C. Mohr -- not accepted |
| |
Heliotropium anomalium Hook. & Arn. -- not accepted |
| |
Heliotropium anomalum Hook. & Arn. -- accepted -- Polynesian heliotrope |
| |
Heliotropium anomalum var. anomalum Hook. & Arn. -- accepted -- Polynesian heliotrope |
| |
Helipterum roseum (Hook.) Benth. -- not accepted |
| |
Helminthostachys zeylanica (L.) Hook. -- accepted -- kamraj |
| |
Hemieva ranunculifolia (Hook.) Raf. -- not accepted |
| |
Hemitelia hostmanii Hook. -- not accepted |
| |
Hemitelia wilsonii Hook. -- not accepted |
| |
Hemizonia multicaulis Hook. & Arn. -- not accepted |
| |
Hemizonia multicaulis var. multicaulis Hook. & Arn. -- not accepted |
| |
Hemizonia pugens (Hook. & Arn.) Torr. & A. Gray -- not accepted |
| |
Hemizonia pugens var. pugens (Hook. & Arn.) Torr. & A. Gray -- not accepted |
| |
Hemizonia pungens (Hook. & Arn.) Torr. & A. Gray -- not accepted -- common spikeweed, common tarweed, spikeweed |
| |
Hemizonia pungens ssp. pungens (Hook. & Arn.) Torr. & A. Gray -- not accepted -- common tarweed, spikeweed |
| |
Henckelia malayana (Hook. f.) A. Weber -- accepted |
| |
Henckelia rexii (Hook.) Heynh. -- not accepted |
| |
Hepatostolonophora rotata (Hook.f. & Taylor) J.J. Engel -- accepted |
| |
Hepatostolonophora rotata var. rotata (Hook.f. & Taylor) J.J. Engel -- accepted |
| |
Herzogobryum atrocapillum (Hook.f. & Taylor) Grolle -- accepted |
| |
Hesperalcea malachroides (Hook. & Arn.) Greene -- not accepted |
| |
Hesperoxalis trilliifolia (Hook.) Small -- not accepted |
| |
Heterocentron Hook. & Arn. -- accepted |
| |
Heterogemma capitata (Hook.) Konstant. & Vilnet -- accepted |
| |
Heterophyllium affine (Hook.) M. Fleisch. -- accepted |
| |
Heteroscyphus allodontus (Hook.f. & Taylor) J.J. Engel & R.M. Schust. -- accepted |
| |
Heteroscyphus chlorophyllus (Hook.f. & Taylor) Schiffn. -- accepted |
| |
Heteroscyphus coalitus (Hook.) Schiffn. -- accepted |
| |
Heteroscyphus coalitus var. coalitus (Hook.) Schiffn. -- accepted |
| |
Heteroscyphus fissistipus (Hook.f. & Taylor) Schiffn. -- accepted |
| |
Heteroscyphus fissistipus var. fissistipus (Hook.f. & Taylor) Schiffn. -- accepted |
| |
Heteroscyphus oblongifolius (Hook.f. & Taylor) Schiffn. -- accepted |
| |
Heteroscyphus planiusculus (Hook.f. & Taylor) J.J. Engel -- accepted |
| |
Heteroscyphus polycladus (Hook.f. & Lév.) R.M. Schust. -- accepted |
| |
Heteroscyphus sinuosus (Hook.) Schiffn. -- accepted |
| |
Heteroscyphus supinus (Hook.f. & Taylor) R.M. Schust. -- accepted |
| |
Heteroscyphus triacanthus (Hook.f. & Lév.) Schiffn. -- accepted |
| |
Heteroscyphus triacanthus var. triacanthus (Hook.f. & Lév.) Schiffn. -- accepted |
| |
Heterostega curtipendula Schwein. ex Hook. f. -- not accepted |
| |
Heterotheca villosa var. hispida (Hook.) V.L. Harms -- not accepted -- bristly hairy goldaster |
| |
Heterotheca villosa var. horrida (Hook.) Semple -- not accepted |
| |
Heterotheca villosa var. minor (Hook.) Semple -- accepted -- hairy false goldenaster |
| |
Hibiscus furcellatus var. youngianus (Gaudich. ex Hook. & Arn.) Hochr. -- accepted -- lindenleaf rosemallow |
| |
Hibiscus schizopetalus (Dyer) Hook. f. -- accepted -- fringed hibiscus, fringed rosemallow |
| |
Hibiscus youngianus Gaudich. ex Hook. & Arn. -- not accepted |
| |
Hieracium albiflorum Hook. -- accepted -- white hawkweed, whiteflower hawkweed |
| |
Hieracium gracile Hook. -- not accepted -- slender hawkweed |
| |
Hieracium gracile var. gracile Hook. -- not accepted -- slender hawkweed |
| |
Hieracium scouleri Hook. -- accepted -- houndstongue hawkweed, Scouler's woollyweed, woolyweed |
| |
Hieracium scouleri var. scouleri Hook. -- not accepted -- Scouler's woollyweed |
| |
Hieracium triste ssp. gracile (Hook.) Calder & Roy L. Taylor -- not accepted |
| |
Hieracium triste var. gracile (Hook.) A. Gray -- not accepted |
| |
Hierochloe magellanica (Desr.) Hook. f. -- not accepted |
| |
Hierochloe magellanica Hook. f. -- not accepted |
| |
Hierochloe redolens R. Br. ex Hook. f. -- not accepted |
| |
Hierochloe redolens var. magellanica (Hook. f.) Macloskie -- not accepted |
| |
Hodgsonia Hook. f. & Thomson -- accepted |
| |
Hodgsonia heteroclita (Roxb.) Hook. f. & Thomson -- accepted -- Chinese lardplant |
| |
Hoita strobilina (Hook. & Arn.) Rydb. -- accepted -- Loma prieta |
| |
Hollia lyellii (Hook.) Sull. -- not accepted |
| |
Holodiscus dumosus (Nutt. ex Hook.) A. Heller -- not accepted -- bush oceanspray, rockspirea |
| |
Holographis virgata (Harv. ex Benth. & Hook. f.) T.F. Daniel -- accepted -- white devilbush |
| |
Holozonia filipes (Hook. & Arn.) Greene -- accepted -- whitecrown |
| |
Homalachne (Benth. & Hook.) Kuntze -- not accepted |
| |
Homalothecium leskeoides (Hook.) H. Rob. -- not accepted |
| |
Honckenya peploides ssp. major (Hook.) Hultén -- accepted -- seaside sandplant |
| |
Honckenya peploides var. major (Hook.) Abrams -- not accepted |
| |
Hoodia cactiformis (Hook.) Halda -- not accepted |
| |
Hoodia currorii (Hook.) Decne. -- accepted |
| |
Hoodia currorii ssp. currorii (Hook.) Decne. -- accepted |
| |
Hookeria acutifolia Hook. & Grev. -- accepted -- sharpleaf hookeria moss |
| |
Hookeria leskeoides Hook. -- not accepted |
| |
Hookeria radiculosa Hook. -- not accepted |
| |
Hopea micrantha Hook. f. -- accepted -- hopea |
| |
Hordeum comosum var. pubiflorum (Hook. f.) Thell. -- not accepted |
| |
Hordeum pubiflorum Hook. f. -- accepted |
| |
Hordeum pubiflorum ssp. pubiflorum Hook. f. -- accepted |
| |
Hordeum secalinum var. pubiflorum (Hook. f.) Hauman -- not accepted |
| |
Horkelia congesta Douglas ex Hook. -- accepted -- Sierra horkelia |
| |
Horkelia congesta ssp. congesta Douglas ex Hook. -- not accepted -- Sierra horkelia |
| |
Horkelia congesta var. congesta Douglas ex Hook. -- accepted -- Sierra horkelia |
| |
Horkelia fusca ssp. parviflora (Nutt. ex Hook. & Arn.) D.D. Keck -- not accepted -- smallflower horkelia |
| |
Horkelia fusca var. parviflora (Nutt. ex Hook. & Arn.) Wawra -- accepted |
| |
Horkelia gordonii Hook. -- not accepted |
| |
Horkelia parviflora Nutt. ex Hook. & Arn. -- not accepted |
| |
Hormidium pygmaeum (Hook.) Benth. & Hook. f. -- not accepted |
| |
Hosackia pinnata (Hook.) Abrams -- accepted -- meadow bird's-foot trefoil |
| |
Hosackia tomentosa Hook. & Arn. -- not accepted |
| |
Hosackia tomentosa ssp. glabriuscula (Hook. & Arn.) Abrams -- not accepted |
| |
Houstonia acerosa (A. Gray) Benth. & Hook. f. -- accepted -- needleleaf bluet |
| |
Houstonia acerosa ssp. acerosa (A. Gray) A. Gray ex Benth. & Hook. f. -- not accepted -- needleleaf bluet |
| |
Houstonia acerosa var. acerosa (A. Gray) A. Gray ex Benth. & Hook. f. -- accepted -- needleleaf bluet |
| |
Houttea gardneri (Hook.) Decne. -- not accepted |
| |
Houttea pardina (Hook.) Decne. -- not accepted |
| |
Houttea tubiflora (Hook.) Heynh. -- not accepted |
| |
Huperzia phyllantha (Hook. & Arn.) Holub -- accepted -- daggerleaf clubmoss |
| |
Hyalocereus lemairei (Hook.) Britton & Rose -- not accepted |
| |
Hydropogon fontinaloides (Hook.) Brid. -- accepted |
| |
Hygroamblystegium irriguum (Hook. & Wilson) Loeske -- not accepted |
| |
Hygrobiella laxifolia (Hook.) Spruce -- accepted |
| |
Hylocereus lemairei (Hook.) Britton & Rose -- not accepted |
| |
Hylotelephium sieboldii (Sweet ex Hook.) H. Ohba -- accepted |
| |
Hymenopappus filifolius Hook. -- accepted -- cutleaf, fine-leaf woollywhite, fineleaf hymenopappus |
| |
Hymenopappus filifolius var. filifolius Hook. -- accepted -- fineleaf hymenopappus |
| |
Hymenophyllum lanceolatum Hook. & Arn. -- accepted -- palaihinahina |
| |
Hymenophyllum obtusum Hook. & Arn. -- accepted -- palailaulii |
| |
Hymenophyllum polyanthos var. protrusum (Hook.) Farw. -- not accepted |
| |
Hymenophyllum protrusum Hook. -- accepted |
| |
Hymenophyton leptopodum (Hook.f. & Taylor) A. Evans -- accepted |
| |
Hymenosporum flavum (Hook.) F. Muell. -- accepted |
| |
Hymenostomum rostellatum var. phascoides (Hook.) Cardot -- not accepted |
| |
Hymenoxys linearifolia Hook. -- not accepted |
| |
Hymenoxys richardsonii (Hook.) Cockerell -- accepted -- Colorado rubberweed, pingue, pingue hymenoxys, pingue rubberweed |
| |
Hymenoxys richardsonii var. richardsonii (Hook.) Cockerell -- accepted -- Colorado rubberweed, pingue hymenoxys, pingue rubberweed |
| |
Hyophila involuta (Hook.) A. Jaeger -- accepted |
| |
Hypericum drummondii (Grev. & Hook.) Torr. & A. Gray -- accepted -- Drummond's St. Johnswort, nits and lice |
| |
Hypericum ellipticum Hook. -- accepted -- pale St. Johnswort |
| |
Hypericum formosum ssp. scouleri (Hook.) C.L. Hitchc. -- not accepted |
| |
Hypericum formosum var. scouleri (Hook.) J.M. Coult. -- not accepted |
| |
Hypericum scouleri Hook. -- accepted -- Scouler's St. Johnswort |
| |
Hypericum scouleri ssp. scouleri Hook. -- not accepted -- Scouler's St. Johnswort |
| |
Hypnum affine Hook. -- not accepted |
| |
Hypnum circinale Hook. -- not accepted |
| |
Hypnum compactum (Hook.) Müll. Hal. -- not accepted |
| |
Hypnum crispifolium Hook. -- not accepted |
| |
Hypnum fulvum Hook. & Wilson -- not accepted |
| |
Hypnum neckeroides Hook. -- not accepted |
| |
Hypnum robustum Hook. -- not accepted |
| |
Hypnum serpens var. compactum Hook. -- not accepted |
| |
Hypnum stoloniferum Hook. -- not accepted |
| |
Hypochaeris brasiliensis (Less.) Benth. & Hook. ex Griseb. -- not accepted -- Brazilian catsear |
| |
Hypochaeris brasiliensis var. tweediei (Hook. & Arn.) Baker -- not accepted |
| |
Hypochaeris brasiliensis var. tweedyi (Hook. & Arn.) Baker -- not accepted -- Tweedy's catsear |
| |
Hypochaeris tweediei Hook. & Arn. -- not accepted |
| |
Hypochaeris tweedyi Hook. & Arn. -- not accepted |
| |
Hypocyrta glabra Hook. -- not accepted |
| |
Hypocyrta gracilis Hook. -- not accepted |
| |
Hypocyrta leucostoma Hook. -- not accepted |
| |
Hypocyrta villosa Hook. & Arn. -- not accepted |
| |
Hypodermis R. Br. ex Hook. -- not accepted |
| |
Hypoderris R. Br. ex Hook. -- accepted |
| |
Hypolepis nigrescens Hook. -- accepted -- black beadfern |
| |
Idahoa scapigera (Hook.) A. Nelson & J.F. Macbr. -- accepted -- flatpod, oldstem idahoa |
| |
Ilex anomala Hook. & Arn. -- accepted -- Hawai'i holly |
| |
Iliamna rivularis (Douglas ex Hook.) Greene -- accepted -- streambank globe-mallow, streambank wild hollyhock |
| |
Iliamna rivularis var. rivularis (Douglas ex Hook.) Greene -- not accepted -- Peter's mountain mallow, streambank wild hollyhock |
| |
Illicium verum Hook. f. -- accepted -- staranise tree |
| |
Impatiens balfourii Hook. f. -- accepted -- Balfour's touch-me-not |
| |
Impatiens sultani Hook. f. -- not accepted |
| |
Impatiens walleriana Hook. f. -- accepted -- buzzy lizzy |
| |
Indigofera atriceps Hook. f. -- accepted |
| |
Ipomoea horsfalliae Hook. -- accepted -- Lady Doorly's morning-glory, Lady Doorly's morningglory |
| |
Ipomopsis congesta (Hook.) V.E. Grant -- accepted -- ball-head skyrocket, ballhead gilia, ballhead ipomopsis, ballhead skyrocket |
| |
Ipomopsis congesta ssp. congesta (Hook.) V.E. Grant -- accepted -- ball-head skyrocket, ballhead gilia, ballhead ipomopsis |
| |
Iresine grandiflora Hook. -- not accepted |
| |
Iresine herbstii Hook. -- accepted -- Herbst's bloodleaf |
| |
Iresine leptoclada (Hook. f.) Henrickson & S.D. Sundb. -- accepted -- Texas shrub |
| |
Ischaemum aureum (Hook. & Arn.) Hack. -- accepted -- golden duckbeakgrass |
| |
Ischnochloa Hook. f. -- not accepted |
| |
Isocoma menziesii (Hook. & Arn.) G.L. Nesom -- accepted -- Menzies' goldenbush |
| |
Isocoma menziesii var. menziesii (Hook. & Arn.) G.L. Nesom -- accepted -- Menzies' goldenbush |
| |
Isolepis carinata Hook. & Arn. ex Torr. -- accepted -- keeled bulrush |
| |
Isoloma bogotense var. ocellatum (Hook.) Voss -- not accepted |
| |
Isoloma hypocyrtiflorum (Hook. f.) Benth. -- not accepted |
| |
Isoloma ocellatum (Hook.) Benth. ex Jacks. -- not accepted |
| |
Isoloma pictum (Hook.) Decne. ex Planch. -- not accepted |
| |
Isoloma pictum (Hook.) Regel -- not accepted |
| |
Isoloma pictum var. minus-hirsuta (Hook.) Planch. -- not accepted |
| |
Isoloma seemannii (Hook.) Benth. -- not accepted |
| |
Isoloma triflorum (Hook.) Decne. -- not accepted |
| |
Isonandra gutta Hook. -- not accepted |
| |
Isopterygium albescens (Hook.) A. Jaeger -- accepted |
| |
Isopyrum occidentale Hook. & Arn. -- not accepted |
| |
Isotachis humectata (Hook.f. & Taylor) Steph. -- accepted |
| |
Isotachis intortifolia (Hook.f. & Taylor) Gottsche -- accepted |
| |
Iva axillaris ssp. robustior (Hook.) Bassett -- not accepted |
| |
Iva axillaris var. robustior Hook. -- not accepted |
| |
Ivesia gordanii (Hook.) Torr. & A. Gray -- not accepted |
| |
Ivesia gordonii (Hook.) Torr. & A. Gray -- accepted -- Gordon's ivesia |
| |
Ivesia gordonii var. gordonii (Hook.) Torr. & A. Gray -- accepted -- Gordon's ivesia |
| |
Ixora thwaitesii Hook. f. -- accepted -- white jungleflame |
| |
Jacobinia candicans (Nees) Benth. & Hook. f. -- not accepted |
| |
Jatropha podagrica Hook. -- accepted -- goutystalk nettlespurge |
| |
Joinvillea plicata (Hook. f.) Newell & B.C. Stone -- accepted |
| |
Jubula hutchinsiae (Hook.) Dumort. -- accepted |
| |
Jubula hutchinsiae ssp. hutchinsiae (Hook.) Dumort. -- accepted |
| |
Juncus effusus var. gracilis Hook. -- not accepted -- lamp rush |
| |
Juncus ensifolius var. major Hook. -- not accepted |
| |
Jungermannia albescens Hook. -- not accepted |
| |
Jungermannia argentea Hook.f. & Taylor -- not accepted |
| |
Jungermannia blasia Hook. -- not accepted |
| |
Jungermannia clavigera Hook. -- not accepted |
| |
Jungermannia cordifolia Hook. -- not accepted |
| |
Jungermannia epiphylla var. furcigera Hook. -- not accepted |
| |
Jungermannia epiphylla var. longifolia Hook. -- not accepted |
| |
Jungermannia furcata var. elongata Hook. -- not accepted |
| |
Jungermannia hibernica Hook. -- not accepted |
| |
Jungermannia lyellii Hook. -- not accepted |
| |
Jungermannia multifida var. sinuata Dicks. ex Hook. -- not accepted |
| |
Jungermannia orcadensis Hook. -- not accepted |
| |
Jungermannia pinguis var. angustior Hook. -- not accepted |
| |
Jungermannia pinnatifolia Hook. -- not accepted |
| |
Jungermannia polycantha Hook.f. & Taylor -- not accepted |
| |
Jungermannia sphaerocarpa Hook. -- not accepted |
| |
Jungermannia subtrifida Hook.f. & Taylor -- not accepted |
| |
Jungermannia subtrifidum Hook.f. & Taylor -- not accepted |
| |
Jungermannia woodsii Hook. -- not accepted |
| |
Juniperus occidentalis Hook. -- accepted -- western juniper |
| |
Juniperus occidentalis var. occidentalis Hook. -- accepted -- western juniper |
| |
Juniperus wallichiana Hook. f. & Thomson ex Brandis -- accepted -- black juniper |
| |
Jurtsevia richardsonii (Hook.) Á. Löve & D. Löve -- not accepted |
| |
Kadua centranthoides Hook. & Arn. -- accepted |
| |
Kaliphora Hook. f. -- accepted |
| |
Kaliphora madagascariensis Hook. f. -- accepted |
| |
Kallstroemia maxima (L.) Hook. & Arn. -- accepted -- big caltrop |
| |
Kalmia microphylla (Hook.) A. Heller -- accepted -- alpine bog laurel, alpine laurel |
| |
Kalmia microphylla var. microphylla (Hook.) A. Heller -- accepted -- alpine laurel, small-leaved kalmia, western alpine laurel |
| |
Kalmia polifolia ssp. microphylla (Hook.) Calder & Roy L. Taylor -- not accepted |
| |
Kalmia polifolia var. microphylla (Hook.) Hall -- not accepted |
| |
Kalmia polifolia var. microphylla (Hook.) Rehder -- not accepted |
| |
Klugia notoniana Hook. -- not accepted |
| |
Kohleria inaequalis var. ocellata (Hook.) L.P. Kvist & L.E. Skog -- accepted |
| |
Kohleria ocellata (Hook.) Fritsch -- not accepted |
| |
Kohleria picta (Hook.) Hanst. -- not accepted |
| |
Kohleria seemannii (Hook.) Hanst. -- not accepted |
| |
Kohleria triflora (Hook.) Regel -- not accepted |
| |
Kurzia hippurioides (Hook.f. & Taylor) Grolle -- accepted |
| |
Kurzia hippurioides var. hippurioides (Hook.f. & Taylor) Grolle -- accepted |
| |
Kurzia nemoides (Hook.f. & Taylor) Grolle -- accepted |
| |
Lacanthis splendens (Bojer ex Hook.) Raf. -- not accepted |
| |
Lacinaria punctata (Hook.) Kuntze -- not accepted |
| |
Lagarostrobos franklinii (Hook. f.) Quinn -- accepted -- Huon pine |
| |
Lantana camara var. mutabilis (Hook.) L.H. Bailey -- not accepted |
| |
Lappago occidentalis Nees ex Hook. -- not accepted |
| |
Larryleachia cactiformis (Hook.) Plowes -- accepted |
| |
Lathyrus ochroleucus Hook. -- accepted -- cream pea, cream peavine, pale vetchling peavine |
| |
Lathyrus pubescens Hook. & Arn. -- accepted |
| |
Layia Hook. & Arn. ex DC. -- accepted -- tidytips |
| |
Layia gaillardioides (Hook. & Arn.) DC. -- accepted -- woodland tidytips |
| |
Layia glandulosa (Hook.) Hook. & Arn. -- accepted -- white tidytips, whitedaisy tidytips |
| |
Layia glandulosa ssp. glandulosa (Hook.) Hook. & Arn. -- not accepted -- whitedaisy tidytips |
| |
Layia heterotricha (DC.) Hook. & Arn. -- accepted -- paleyellow tidytips |
| |
Layia hieracioides (DC.) Hook. & Arn. -- accepted -- tall tidytips |
| |
Leiocolea bantriensis (Hook.) Jřrg. -- not accepted |
| |
Leiomitra lanata (Hook.) R.M. Schust. -- accepted |
| |
Lejeunea echinata (Hook.) Taylor ex Gottsche -- not accepted |
| |
Lejeunea primordialis (Hook.f. & Taylor) Gottsche, Lindenb. & Nees -- accepted |
| |
Lembidium nutans (Hook.f. & Taylor) Mitt. -- accepted |
| |
Lembidium nutans var. nutans (Hook.f. & Taylor) Mitt. -- accepted |
| |
Lepanthes sanguinea Hook. -- accepted -- Jamaican babyboot orchid |
| |
Lepicolea scolopendra (Hook.) Dumort. ex Trevis. -- accepted |
| |
Lepidium latipes Hook. -- accepted -- San Diego pepperweed |
| |
Lepidium latipes var. latipes Hook. -- not accepted -- San Diego pepperweed |
| |
Lepidium smithii Hook. -- not accepted |
| |
Lepidogyna menziesii (Hook.) R.M. Schust. -- accepted |
| |
Lepidolaena clavigera (Hook.) Dumort. ex Trevis. -- accepted |
| |
Lepidolaena palpebrifolia (Hook.) Dumort. ex Trevis. -- accepted |
| |
Lepidolaena reticulata (Hook.f. & Taylor) Trevis. -- accepted |
| |
Lepidozia cupressina ssp. pinnata (Hook.) Pócs -- accepted |
| |
Lepidozia glaucophylla (Hook.f. & Taylor) Gottsche, Lindenb. & Nees -- accepted |
| |
Lepidozia laevifolia (Hook.f. & Taylor) Gottsche, Lindenb. & Nees -- accepted |
| |
Lepidozia laevifolia var. laevifolia (Hook.f. & Taylor) Gottsche, Lindenb. & Nees -- accepted |
| |
Lepidozia microphylla (Hook.) Lindenb. -- accepted |
| |
Lepidozia pendulina (Hook.) Lindenb. -- accepted |
| |
Lepidozia spinosissima (Hook.f. & Taylor) Mitt. -- accepted |
| |
Leptodactylon Hook. & Arn. -- accepted -- prickly gilia, prickly phlox |
| |
Leptodactylon californicum Hook. & Arn. -- accepted -- California prickly phlox |
| |
Leptodactylon californicum ssp. californicum Hook. & Arn. -- accepted -- California prickly phlox |
| |
Leptodactylon pungens ssp. hookeri (Douglas ex Hook.) Wherry -- not accepted |
| |
Leptodactylon pungens var. hookeri (Douglas ex Hook.) Jeps. -- not accepted |
| |
Leptoscyphus aequatus (Hook.f. & Taylor) Mitt. -- accepted |
| |
Leptoscyphus cuneifolius (Hook.) Mitt. -- accepted |
| |
Leptoscyphus cuneifolius ssp. cuneifolius (Hook.) Mitt. -- accepted |
| |
Leptoscyphus horizontalis (Hook.) Kühnem. -- accepted |
| |
Leptoscyphus physanthus (Hook.f. & Taylor) J.J. Engel -- accepted |
| |
Leptosiphon rosaceus (Hook. f.) Battaglia -- accepted -- rose linanthus |
| |
Lepturus filiformis var. incurvatus (L.) Hook. f. -- not accepted |
| |
Lespedeza striata (Thunb.) Hook. & Arn. -- not accepted |
| |
Lesquerella gracilis (Hook.) S. Watson -- not accepted -- lax bladderpod, spreading bladderpod |
| |
Lesquerella gracilis ssp. gracilis (Hook.) S. Watson -- not accepted -- spreading bladderpod |
| |
Lesquerella grandiflora (Hook.) S. Watson -- not accepted -- bigflower bladderpod |
| |
Lesquerella lasiocarpa (Hook. ex A. Gray) S. Watson -- not accepted -- roughpod bladderpod |
| |
Lesquerella lasiocarpa ssp. lasiocarpa (Hook. ex A. Gray) S. Watson -- not accepted -- roughpod bladderpod |
| |
Lesquerella lasiocarpa var. lasiocarpa (Hook. ex A. Gray) S. Watson -- not accepted -- roughpod bladderpod |
| |
Lessingia filaginifolia (Hook. & Arn.) M.A. Lane -- not accepted |
| |
Lessingia filaginifolia var. filaginifolia (Hook. & Arn.) M.A. Lane -- not accepted |
| |
Leuchtenbergia Hook. -- accepted |
| |
Leuchtenbergia principis Hook. -- accepted |
| |
Leucolepis menziesii (Hook.) Steere -- not accepted |
| |
Leucophysalis grandiflora (Hook.) Rydb. -- accepted -- large false groundcherry |
| |
Lewinskya elegans (Schwägr. ex Hook. & Grev.) F. Lara, Garilleti & Goffinet -- accepted |
| |
Liatris punctata Hook. -- accepted -- dotted blazing star, dotted gayfeather |
| |
Liatris punctata var. punctata Hook. -- accepted -- densespike blazing star, dotted blazing star, dotted gayfeather |
| |
Ligeria concinna (Hook. f.) Hanst. -- not accepted |
| |
Ligusticum verticillatum (Hook.) J.M. Coult. & Rose ex Rose -- accepted -- northern licorice-root |
| |
Lilaeopsis attenuata auct. non (Hook. & Arn.) Fernald -- not accepted |
| |
Lilium canadense var. parviflorum Hook. -- not accepted |
| |
Linanthus californicus (Hook. & Arn.) J.M. Porter & L.A. Johnson -- not accepted |
| |
Linanthus parviflorus var. rosaceus Hook. f. -- not accepted |
| |
Linaria maroccana Hook. f. -- accepted -- Moroccan toadflax |
| |
Lindsaea repens var. macraeana (Hook. & Arn.) Mett. ex Kuhn -- accepted -- creeping necklace fern |
| |
Lindsaea walkerae Hook. -- accepted |
| |
Linum berlandieri Hook. -- accepted -- Berlandier's yellow flax |
| |
Linum berlandieri var. berlandieri Hook. -- accepted -- Berlandier's yellow flax |
| |
Linum rigidum var. berlandieri (Hook.) Torr. & A. Gray -- not accepted |
| |
Lipochaeta lobata var. hastulata (Hook. & Arn.) Sherff -- not accepted |
| |
Lipochaeta succulenta (Hook. & Arn.) DC. -- accepted -- seaside nehe |
| |
Lithocarpus densiflorus (Hook. & Arn.) Rehder -- accepted -- tanoak |
| |
Lithocarpus densiflorus var. densiflorus (Hook. & Arn.) Rehder -- accepted -- tanoak |
| |
Lithophragma heterophyllum (Hook. & Arn.) Hook. & Arn. -- accepted -- hillside woodland-star |
| |
Lithophragma parviflorum (Hook.) Nutt. -- accepted -- smallflower woodland-star |
| |
Lithophragma parviflorum var. parviflorum (Hook.) Nutt. -- not accepted -- smallflower woodland-star |
| |
Lithrea Miers ex Hook. & Arn. -- accepted |
| |
Lobatiriccardia alterniloba (Hook.f. & Taylor) Furuki -- accepted |
| |
Lobatiriccardia alterniloba var. alterniloba (Hook.f. & Taylor) Furuki -- accepted |
| |
Lobivia cinnabarina (Hook.) Britton & Rose -- not accepted |
| |
Lobivia pentlandii (Hook.) Britton & Rose -- not accepted |
| |
Loeflingia squarrosa var. texana (Hook.) Dorn -- not accepted |
| |
Loeflingia texana Hook. -- not accepted |
| |
Logfia filaginoides (Hook. & Arn.) Morefield -- accepted -- California cottonrose |
| |
Lomatium caruifolium (Hook. & Arn.) J.M. Coult. & Rose -- accepted -- alkali desertparsley |
| |
Lomatium caruifolium var. caruifolium (Hook. & Arn.) J.M. Coult. & Rose -- accepted -- alkali desertparsley |
| |
Lomatium farinosum (Geyer ex Hook.) J.M. Coult. & Rose -- accepted -- northern biscuitroot |
| |
Lomatium farinosum var. farinosum (Geyer ex Hook.) J.M. Coult. & Rose -- accepted -- northern biscuitroot |
| |
Lomatium parvifolium (Hook. & Arn.) Jeps. -- accepted -- coastal biscuitroot |
| |
Lomatium simplex var. leptophyllum (Hook.) Mathias -- accepted -- slenderleaf lomatium |
| |
Lonicera oblongifolia (Goldie) Hook. -- accepted -- swamp fly honeysuckle |
| |
Lonicera oblongifolia var. oblongifolia (Goldie) Hook. -- not accepted -- swamp fly honeysuckle |
| |
Lonicera subspicata Hook. & Arn. -- accepted -- southern honeysuckle |
| |
Lonicera subspicata var. subspicata Hook. & Arn. -- accepted -- southern honeysuckle |
| |
Lophocolea bispinosa (Hook.f. & Taylor) Gottsche, Lindenb. & Nees -- accepted |
| |
Lophocolea humifusa (Hook.f. & Taylor) Gottsche, Lindenb. & Nees -- accepted |
| |
Lophocolea humistrata (Hook.f. & Taylor) Gottsche, Lindenb. & Nees -- accepted |
| |
Lophocolea lenta (Hook.f. & Taylor) Gottsche, Lindenb. & Nees -- accepted |
| |
Lophocolea leptantha (Hook.f. & Taylor) Gottsche, Lindenb. & Nees -- accepted |
| |
Lophocolea perpusilla (Hook.f. & Taylor) Gottsche, Lindenb. & Nees -- accepted |
| |
Lophocolea sabuletorum (Hook.f. & Taylor) Gottsche, Lindenb. & Nees -- accepted |
| |
Lophocolea subemarginata Hook.f. & Taylor -- accepted |
| |
Lophocolea subviridis (Hook.f. & Taylor) Gottsche, Lindenb. & Nees -- accepted |
| |
Lophocolea textilis (Hook.f. & Taylor) Gottsche, Lindenb. & Nees -- accepted |
| |
Lopholejeunea plicatiscypha (Hook.f. & Taylor) Steph. -- accepted |
| |
Lophopyxis Hook. -- accepted |
| |
Lophopyxis maingayi Hook. f. -- accepted |
| |
Lophozia bantriensis (Hook.) Steph. -- not accepted |
| |
Lophozia capitata (Hook.) Macoun -- not accepted |
| |
Lopidium Hook. f. & Wilson -- accepted |
| |
Lotus pinnatus Hook. -- not accepted -- meadow bird's-foot trefoil |
| |
Lotus unifoliolatus (Hook.) Benth. -- not accepted -- American bird's-foot trefoil, American bird's-foot-trefoil, American birdsfoot trefoil |
| |
Lotus unifoliolatus var. unifoliolatus (Hook.) Benth. -- not accepted -- American bird's-foot trefoil, American bird's-foot-trefoil, prairie trefoil, Spanish clover |
| |
Luculia pinceana Hook. -- accepted |
| |
Ludwigia grandiflora ssp. hexapetala (Hook. & Arn.) G.L. Nesom & Kartesz -- not accepted |
| |
Ludwigia hexapetala (Hook. & Arn.) Zardini, H.Y. Gu & P.H. Raven -- accepted |
| |
Lunania Hook. -- accepted |
| |
Lupinus argenteus ssp. parviflorus (Nutt. ex Hook. & Arn.) L.Ll. Phillips -- not accepted |
| |
Lupinus argenteus var. parviflorus (Nutt. ex Hook. & Arn.) C.L. Hitchc. -- not accepted |
| |
Lupinus foliosus (Torr. & A. Gray) Nutt. ex Hook. -- not accepted |
| |
Lupinus minimus Douglas ex Hook. -- accepted -- Kettle Falls lupine |
| |
Lupinus nootkatensis var. glaber Hook. -- not accepted |
| |
Lupinus parviflorus Nutt. ex Hook. & Arn. -- accepted -- lodgepole lupine |
| |
Lupinus parviflorus ssp. parviflorus Nutt. ex Hook. & Arn. -- accepted -- lodgepole lupine |
| |
Lupinus sabinei Douglas ex Hook. -- not accepted |
| |
Lupinus sabinii Douglas ex Hook. -- not accepted |
| |
Lupinus sericeus ssp. sabinei (Douglas ex Hook.) L.Ll. Phillips -- not accepted |
| |
Lupinus sericeus ssp. sabinii (Douglas ex Hook.) L.Ll. Phillips -- not accepted |
| |
Lupinus subcarnosus Hook. -- accepted -- Texas bluebonnet |
| |
Lupinus sulphureus Douglas ex Hook. -- accepted -- sulphur lupine |
| |
Lupinus texensis Hook. -- accepted -- Texas bluebonnet, Texas lupine |
| |
Lupinus truncatus Nutt. ex Hook. & Arn. -- accepted -- collared annual lupine |
| |
Lychnis drummondii (Hook.) S. Watson -- not accepted |
| |
Lycopodium cernuum var. curvatum (Sw.) Hook. & Grev. -- not accepted |
| |
Lycopodium clavatum ssp. monostachyon (Hook. & Grev.) Selander -- not accepted |
| |
Lycopodium clavatum var. monostachyon Hook. & Grev. -- not accepted |
| |
Lycopodium clavatum var. tristachyum (Pursh) Hook. -- not accepted |
| |
Lycopodium phyllanthum Hook. & Arn. -- not accepted |
| |
Lygodesma juncea (Pursh) D. Don ex Hook. -- not accepted |
| |
Lygodesmia juncea (Pursh) D. Don ex Hook. -- accepted -- rush skeleton-plant, rush skeletonplant, rush skeletonweed, skeletonplant, skeletonweed |
| |
Lyrocarpa Hook. & Harv. -- accepted -- lyrepod |
| |
Lyrocarpa coulteri Hook. & Harv. -- accepted -- Coulter lyrefruit, Coulter's lyrepod |
| |
Lyrocarpa coulteri var. coulteri Hook. & Harv. -- not accepted -- Coulter lyrepod, Coulter's lyrepod |
| |
Lysimachia hillebrandii Hook. f. ex A. Gray -- accepted -- pua-hekili |
| |
Lysimachia radicans Hook. -- accepted -- trailing yellow loosestrife |
| |
Machaeranthera pinnatifida (Hook.) Shinners -- not accepted -- cutleaf goldenweed, lacy tansy-aster, lacy tansyaster, pinnate machaeranthera, spiny goldenweed |
| |
Machaeranthera pinnatifida ssp. pinnatifida (Hook.) Shinners -- not accepted -- lacy tansy-aster, lacy tansyaster |
| |
Machaeranthera pinnatifida ssp. pinnatifida var. pinnatifida (Hook.) Shinners -- not accepted -- lacy tansy-aster, lacy tansyaster, spiny goldenweed |
| |
Machaeranthera pinnatifida var. pinnatifida (Hook.) Shinners -- not accepted -- lacy tansyaster |
| |
Macrocoma tenuis (Hook. & Grev.) Vitt -- accepted |
| |
Macromitrium microstomum (Hook. & Grev.) Schwägr. -- accepted |
| |
Macropidia fuliginosa (Hook.) Druce -- accepted |
| |
Macrozamia corallipes Hook. f. -- not accepted |
| |
Madia glomerata Hook. -- accepted -- cluster tarweed, mountain tarplant, mountain tarweed |
| |
Malva malachroides Hook. & Arn. -- not accepted |
| |
Malva rivularis Douglas ex Hook. -- not accepted |
| |
Malvastrum coccineum var. grossulariifolium (Hook. & Arn.) Torr. -- not accepted |
| |
Malvastrum grossulariifolium (Hook. & Arn.) A. Gray -- not accepted |
| |
Malvastrum sulphureum (Gillies ex Hook. & Arn.) Griseb. -- not accepted |
| |
Manfreda maculosa (Hook.) Rose -- accepted -- Amole de culebra, spice lily |
| |
Manihot grahamii Hook. -- accepted -- Graham's manihot |
| |
Marchesinia mackaii (Hook.) Gray -- accepted |
| |
Marsdenia maculata Hook. -- not accepted |
| |
Marsilea polycarpa Hook. & Grev. -- accepted -- Guayanan waterclover |
| |
Marsilea vestita Hook. & Grev. -- accepted -- hairy pepperwort, hairy waterclover, water clover |
| |
Marsilea vestita ssp. vestita Hook. & Grev. -- not accepted -- hairy pepperwort, hairy waterclover |
| |
Mastigolejeunea auriculata (Wilson & Hook.) Steph. -- not accepted |
| |
Mastigophora flagellifera (Hook.) Steph. -- not accepted |
| |
Mastigophora woodsii (Hook.) Nees -- accepted |
| |
Matricaria grandiflora (Hook.) Britton -- not accepted |
| |
Matricaria maritima var. nana (Hook.) B. Boivin -- not accepted |
| |
Mecranium Hook. f. -- accepted |
| |
Meesia demissa (Hook.) Hoppe & Hornsch. -- not accepted |
| |
Megaceros leptohymenius (Hook. f. & Taylor) Steph. -- accepted |
| |
Melandrium drummondii (Hook.) Hultén -- not accepted |
| |
Melicope sandwicensis (Hook. & Arn.) T.G. Hartley & B.C. Stone -- accepted -- Mt. Kaala melicope |
| |
Melocactus depressus Hook. -- not accepted |
| |
Menodora decemfida (Gillies ex Hook. & Arn.) A. Gray -- accepted -- tenfinger menodora |
| |
Mentha glabrior (Hook.) Rydb. -- not accepted |
| |
Mentzelia albicaulis (Douglas ex Hook.) Douglas ex Torr. & A. Gray -- accepted -- white blazingstar, white-stemmed evening-star, whitestem blazingstar, whitestem stickleaf |
| |
Mentzelia albicaulis var. albicaulis (Hook.) Torr. & A. Gray -- not accepted -- whitestem blazingstar |
| |
Mentzelia laevicaulis (Hook.) Torr. & A. Gray -- accepted -- blazingstar mentzelia, smoothstem blazingstar |
| |
Mentzelia laevicaulis var. laevicaulis (Hook.) Torr. & A. Gray -- accepted -- smoothstem blazingstar |
| |
Mentzelia laevicaulis var. parviflora (Douglas ex Hook.) C.L. Hitchc. -- accepted -- smoothstem blazingstar |
| |
Mentzelia micrantha (Hook. & Arn.) Torr. & A. Gray -- accepted -- San Luis blazingstar |
| |
Menziesia glanduliflora Hook. -- not accepted |
| |
Merostachys capitata Hook. -- not accepted |
| |
Merostachys capitata var. capitata Hook. -- not accepted |
| |
Mesadenia reniformis (Hook.) Raf. -- not accepted |
| |
Mesoptychia bantriensis (Hook.) L. Söderstr. & Vána -- accepted |
| |
Mesoptychia bantriensis ssp. bantriensis (Hook.) L. Söderstr. & Vána -- accepted |
| |
Metrosideros macropus Hook. & Arn. -- accepted -- 'ohi'a |
| |
Micranthes integrifolia (Hook.) Small -- accepted -- wholeleaf saxifrage |
| |
Micranthes reflexa (Hook.) Small -- accepted -- reflexed saxifrage |
| |
Microdus debilis (Hook. & Wilson) Besch. -- not accepted |
| |
Microlejeunea latitans (Hook.f. & Taylor) Heinrichs, Schäf.-Verw., Pócs & S. Dong -- accepted |
| |
Microseris laciniata (Hook.) Sch. Bip. -- accepted -- cutleaf silverpuffs |
| |
Microseris laciniata ssp. laciniata (Hook.) Sch. Bip. -- accepted -- cutleaf silverpuffs |
| |
Microseris nutans (Hook.) Sch. Bip. -- accepted -- nodding microseris, nodding silverpuffs |
| |
Microseris nutans ssp. nutans (Hook.) Sch. Bip. -- not accepted -- nodding silverpuffs |
| |
Microsteris gracilis (Hook.) Greene -- accepted -- slender phlox |
| |
Microsteris gracilis var. gracilis (Hook.) Greene -- accepted -- slender phlox |
| |
Microsteris gracilis var. humilior (Hook.) Cronquist -- accepted -- slender phlox |
| |
Mielichhoferia macrocarpa (Hook.) Bruch & Schimp. -- not accepted -- waterfall copper moss |
| |
Miltitzia lutea (Hook. & Arn.) A. DC. -- not accepted |
| |
Mimulus guttatus ssp. scouleri (Hook.) Pennell -- not accepted |
| |
Mimulus luteus var. cupreus (hort. ex Dombrain) Hook. -- not accepted |
| |
Mimulus nanus Hook. & Arn. -- accepted -- dwarf purple monkeyflower |
| |
Mimulus nanus ssp. nanus Hook. & Arn. -- accepted -- dwarf purple monkeyflower |
| |
Mimulus nanus var. subuniflorus Hook. & Arn. -- not accepted |
| |
Mimulus scouleri Hook. -- not accepted |
| |
Mimulus subuniflorus (Hook. & Arn.) Piper -- not accepted |
| |
Mimulus subuniflorus (Hook. & Arn.) Jeps. -- not accepted |
| |
Mirabilis coccinea (Torr.) Benth. & Hook. f. -- accepted -- red four-o'clock, scarlet four o'clock, scarlet four-o'clock |
| |
Mitella pentandra Hook. -- accepted -- fivestamen miterwort |
| |
Mnium menziesii (Hook.) Müll. Hal. -- not accepted |
| |
Moehringia macrophylla (Hook.) Fenzl -- accepted -- large-leaved sandwort, largeleaf sandwort |
| |
Moehringia macrophyllum (Hook.) Fenzl -- not accepted |
| |
Moerckia hibernica (Hook.) Gottsche -- accepted |
| |
Molendoa hornschuchiana (Hook.) Lindb. ex Limpr. -- accepted -- Hornschuch's molendoa moss |
| |
Monoclea Hook. -- accepted |
| |
Monoclea adglutinata Hook. f. & Taylor -- not accepted |
| |
Monoclea crispata Hook. -- not accepted |
| |
Monoclea forsteri Hook. -- accepted |
| |
Monoclea leptohymenia Hook. f. & Taylor -- not accepted |
| |
Montia linearis (Douglas ex Hook.) Greene -- accepted -- narrowleaf Indianlettuce, narrowleaf minerslettuce |
| |
Montia parviflora (Douglas ex Hook.) Howell -- not accepted |
| |
Montia perfoliata var. parviflora (Douglas ex Hook.) Jeps. -- not accepted |
| |
Montiastrum lineare (Douglas ex Hook.) Rydb. -- not accepted |
| |
Morrenia odorata (Hook. & Arn.) Lindl. -- accepted -- latexplant |
| |
Muehlenbeckia axillaris (Hook. f.) Walp. -- accepted -- sprawling wirevine |
| |
Muehlenbeckia axillaris auct. non (Hook. f.) Walp. -- not accepted |
| |
Muelleriella crassifolia (Hook. f. & Wilson) Dusén -- accepted |
| |
Muhlenbergia cuspidata (Torr. ex Hook.) Rydb. -- accepted -- plains muhly |
| |
Muhlenbergia rariflora Hook. f. -- not accepted |
| |
Mundulea barclayi (Telf. ex Hook.) R. Viguier ex Du Puy & Labat -- accepted |
| |
Mylia anomala (Hook.) Gray -- accepted |
| |
Mylia cuneifolia (Hook.) Gray -- not accepted |
| |
Mylia taylorii (Hook.) Gray -- accepted |
| |
Myosotidium Hook. -- accepted -- giant forget-me-not |
| |
Myosotis azorica H.C. Watson ex Hook. -- accepted -- Azores forget-me-not |
| |
Myriogramme livida (Hooker and Harvey) Kylin -- accepted |
| |
Myriophyllum proserpinacoides Gillies ex Hook. & Arn. -- not accepted |
| |
Myzorrhiza pinorum (Geyer ex Hook.) Rydb. -- not accepted |
| |
Nabalus albus (L.) Hook. -- not accepted |
| |
Nabalus altissimus (L.) Hook. -- not accepted |
| |
Nabalus serpentarius (Pursh) Hook. -- not accepted |
| |
Naegelia amabilis hort. ex Hook. -- not accepted |
| |
Naegelia multiflora (Martens & Galeotti) Hook. -- not accepted |
| |
Nama aretioides (Hook. & Arn.) Brand -- accepted -- ground nama, purple nama |
| |
Nama aretioides var. aretioides (Hook. & Arn.) Brand -- accepted -- ground nama |
| |
Napeanthus primulinus (H. Karst.) Benth. & Hook. f. ex Jacks. -- accepted |
| |
Napeanthus subacaulis (Griseb.) Benth. & Hook. f. ex Kuntze -- accepted |
| |
Napeanthus subacaulis var. subacaulis (Griseb.) Benth. & Hook. f. ex Kuntze -- accepted |
| |
Nardia compressa (Hook.) Gray -- accepted |
| |
Nasturtium curvisiliqua (Hook.) Nutt. ex Torr. & A. Gray -- not accepted |
| |
Nautilocalyx bicolor (Hook.) Wiehler -- accepted |
| |
Nautilocalyx lynchii (Hook. f.) Sprague -- accepted |
| |
Nautilocalyx pictus (Hook.) Sprague -- accepted |
| |
Navarretia atractyloides (Benth.) Hook. & Arn. -- accepted -- hollyleaf pincushionplant |
| |
Navarretia atractyloides (Benth.) Hook. & Arn. -- not accepted |
| |
Navarretia cotulifolia (Benth.) Hook. & Arn. -- accepted -- cotulaleaf pincushionplant |
| |
Navarretia intertexta (Benth.) Hook. -- accepted -- needle-leaf pincushion-plant, needleleaf navarretia |
| |
Navarretia intertexta ssp. intertexta (Benth.) Hook. -- accepted -- needleleaf navarretia |
| |
Navarretia pubescens (Benth.) Hook. & Arn. -- accepted -- downy pincushionplant |
| |
Navarretia squarrosa (Eschsch.) Hook. & Arn. -- accepted -- skunkbush |
| |
Neanotis foetida (Hook. f.) W.H. Lewis -- not accepted |
| |
Neckera abietina Hook. -- not accepted |
| |
Neckera breviseta Hook. & Wilson -- not accepted |
| |
Neckera californica Hook. & Arn. -- not accepted |
| |
Neckera douglasii Hook. -- accepted -- Douglas' neckera moss |
| |
Neea buxifolia (Hook. f.) Heimerl -- accepted -- saltwood |
| |
Nemexia lasioneura (Hook.) Rydb. -- not accepted |
| |
Nemophila menziesii Hook. & Arn. -- accepted -- baby blue eyes, baby blue-eyes |
| |
Nemophila menziesii var. menziesii Hook. & Arn. -- accepted -- baby blue eyes |
| |
Neogaerrhinum strictum (Hook. & Arn.) Rothm. -- accepted -- Kellogg's snapdragon |
| |
Neolepidozia patentissima (Hook.f. & Taylor) E.D. Cooper -- accepted |
| |
Neolepidozia patentissima var. patentissima (Hook.f. & Taylor) E.D. Cooper -- accepted |
| |
Neolepidozia tetrapila (Hook.f. & Taylor) E.D. Cooper -- accepted |
| |
Neolepidozia tetrapila var. tetrapila (Hook.f. & Taylor) E.D. Cooper -- accepted |
| |
Nepenthes bicalcarata Hook. f. -- accepted |
| |
Nepenthes burbidgeae Hook. f. ex Burb. -- accepted |
| |
Nepenthes edwardsiana Low ex Hook. f. -- accepted |
| |
Nepenthes hirsuta Hook. f. -- accepted |
| |
Nepenthes khasiana Hook. f. -- accepted |
| |
Nepenthes lowii Hook. f. -- accepted |
| |
Nepenthes northiana Hook. f. -- accepted |
| |
Nepenthes rajah Hook. f. -- accepted |
| |
Nepenthes tentaculata Hook. f. -- accepted |
| |
Nepenthes veitchii Hook. f. -- accepted |
| |
Nepenthes vieillardii Hook. f. -- accepted |
| |
Nepenthes villosa Hook. f. -- accepted |
| |
Nephelolejeunea nudipes (Hook.f. & Taylor) L. Söderstr. & A. Hagborg -- accepted |
| |
Nephrodium funestum (Kunze) Hook. -- not accepted |
| |
Nephrophyllidium crista-galli (Menzies ex Hook.) Gilg -- accepted -- deer-cabbage, deercabbage |
| |
Neyraudia Hook. f. -- accepted -- neyraudia |
| |
Neyraudia madagascariensis var. zollingeri (Büse) Hook. f. -- not accepted |
| |
Nicotiana acuminata (Graham) Hook. -- accepted -- manyflower tobacco |
| |
Nicotiana acuminata var. acuminata (Graham) Hook. -- accepted -- manyflower tobacco |
| |
Niphaea albo-lineata Hook. -- not accepted |
| |
Nitophyllum lividum Hooker and Harvey -- not accepted |
| |
Noteroclada Taylor ex Hook.f. & Wilson -- accepted |
| |
Notholaena candida (M. Martens & Galeotti) Hook. -- accepted |
| |
Notholaena integerrima (Hook.) Hevly -- not accepted |
| |
Notholaena sinuata var. integerrima Hook. -- not accepted |
| |
Notocactus joadii (Hook. f.) Herter -- not accepted |
| |
Notopleura (Benth. & Hook. f.) Bremek. -- accepted |
| |
Nummularia radicans (Hook.) Kuntze -- not accepted |
| |
Nuttallia cerasiformis Torr. & A. Gray ex Hook. & Arn. -- not accepted |
| |
Nuttallia laevicaulis (Hook.) Greene -- not accepted |
| |
Nuttallia pedata Nutt. ex Hook. -- not accepted |
| |
Nymphaea elegans Hook. -- accepted -- tropical royalblue waterlily |
| |
Odontoschisma francisci (Hook.) L. Söderstr. & Vána -- accepted |
| |
Oemleria cerasiformis (Torr. & A. Gray ex Hook. & Arn.) J.W. Landon -- accepted -- Indian plum |
| |
Oenothera alyssoides Hook. & Arn. -- not accepted |
| |
Oenothera bistorta var. veitchiana Hook. -- not accepted |
| |
Oenothera boothii ssp. alyssoides (Hook. & Arn.) Munz -- not accepted |
| |
Oenothera boothii ssp. decorticans (Hook. & Arn.) Munz -- not accepted |
| |
Oenothera caespitosa ssp. marginata (Nutt. ex Hook. & Arn.) Munz -- not accepted -- tufted evening primrose, tufted evening-primrose |
| |
Oenothera caespitosa var. marginata (Nutt. ex Hook. & Arn.) Munz -- not accepted |
| |
Oenothera cespitosa ssp. marginata (Nutt. ex Hook. & Arn.) Munz -- accepted -- tufted evening primrose, tufted eveningprimrose |
| |
Oenothera cespitosa var. marginata (Nutt. ex Hook. & Arn.) Munz -- not accepted |
| |
Oenothera decorticans (Hook. & Arn.) Greene -- not accepted |
| |
Oenothera drummondii Hook. -- accepted -- beach evening primrose, beach evening-primrose, beach eveningprimrose |
| |
Oenothera drummondii ssp. drummondii Hook. -- accepted -- beach evening primrose |
| |
Oenothera fruticosa var. vera Hook. -- not accepted |
| |
Oenothera graciliflora Hook. & Arn. -- not accepted |
| |
Oldenlandia salzmannii (DC.) Benth. & Hook. f. ex B.D. Jacks. -- accepted -- Salzmann's mille graines |
| |
Oligotrichum glabratum (Hook.) Lindb. -- not accepted |
| |
Olyra concinna Hook. f. -- not accepted |
| |
Ophioglossum ellipticum Hook. & Grev. -- not accepted |
| |
Ophioglossum petiolatum Hook. -- accepted -- longstem adder's-tongue, longstem adderstongue, stalked adder's-tongue |
| |
Oplotheca gracilis Hook. -- not accepted |
| |
Oreocharis primuloides (Miq.) Benth. & Hook. f. ex C.B. Clarke -- accepted |
| |
Orobanche pinorum Geyer ex Hook. -- accepted -- conifer broomrape |
| |
Orothamnus Pappe ex Hook. -- accepted |
| |
Orothamnus zeyheri Pappe ex Hook. -- accepted |
| |
Ortachne rariflora (Hook. f.) Hughes -- accepted |
| |
Orthocarpus tolmiei Hook. & Arn. -- accepted -- Tolmie's owl's-clover |
| |
Orthocarpus tolmiei ssp. tolmiei Hook. & Arn. -- accepted -- Tolmie's owl's-clover |
| |
Orthodontium pellucens (Hook.) Bruch & Schimp. -- accepted |
| |
Ortholoma minor (Hook.) Wiehler -- not accepted |
| |
Ortholoma repens (Hook.) Wiehler -- not accepted |
| |
Orthotrichum drummondii Hook. & Grev. -- not accepted |
| |
Orthotrichum elegans Schwägr. ex Hook. & Grev. -- not accepted |
| |
Orthotrichum lyellii Hook. & Taylor -- not accepted -- Lyell's orthotrichum moss |
| |
Orthotrichum rugifolium Hook. -- not accepted |
| |
Orthotrichum speciosum ssp. elegans (Schwägr. ex Hook. & Grev.) Lindb. -- not accepted |
| |
Orthotrichum speciosum var. elegans (Schwägr. ex Hook. & Grev.) Warnst. -- not accepted -- elegant lanceolateleaf rock moss |
| |
Orthotrichum tenue Hook. & Grev. -- not accepted |
| |
Oryzopsis miliacea (L.) Benth. & Hook. ex Asch. & Schweinf. -- not accepted |
| |
Osmanthus americanus (L.) Benth. & Hook. f. ex A. Gray -- accepted -- devilwood |
| |
Osmanthus americanus var. americanus (L.) Benth. & Hook. f. ex A. Gray -- accepted -- American devilwood, devilwood |
| |
Osmaronia cerasiformis (Torr. & A. Gray ex Hook. & Arn.) Greene -- not accepted |
| |
Osmorhiza chilensis Hook. & Arn. -- not accepted |
| |
Oxalis laxa Hook. & Arn. -- not accepted |
| |
Oxalis trilliifolia Hook. -- accepted -- threeleaf woodsorrel |
| |
Oxystegus tenuirostris (Hook. & Taylor) A.J.E. Sm. -- accepted |
| |
Oxystegus tenuirostris var. tenuirostris (Hook. & Taylor) A.J.E. Sm. -- accepted |
| |
Oxytropis campestris ssp. melanocephala (Hook.) A.E. Porsild -- not accepted |
| |
Oxytropis campestris var. glabrata Hook. -- not accepted |
| |
Oxytropis campestris var. melanocephala Hook. -- not accepted |
| |
Oxytropis campestris var. minor (Hook.) S.L. Welsh -- accepted -- field locoweed |
| |
Oxytropis campestris var. spicata Hook. -- accepted -- field locoweed |
| |
Oxytropis deflexa ssp. foliolosa (Hook.) Cody -- not accepted |
| |
Oxytropis deflexa var. foliolosa (Hook.) Barneby -- accepted -- nodding locoweed, pendant-pod crazyweed, pendantpod locoweed |
| |
Oxytropis foliolosa Hook. -- not accepted |
| |
Oxytropis glabrata (Hook.) A. Nelson -- not accepted |
| |
Oxytropis maydelliana ssp. melanocephala (Hook.) A.E. Porsild -- not accepted |
| |
Oxytropis nigrescens var. uniflora (Hook.) Barneby -- accepted -- one-flowered blackish locoweed, oneflower blackish locoweed |
| |
Oxytropis podocarpa var. inflata (Hook.) B. Boivin -- not accepted |
| |
Oxytropis richardsonii (Hook.) K. Schum. -- not accepted |
| |
Oxytropis sericea ssp. spicata (Hook.) Cody -- not accepted |
| |
Oxytropis sericea var. spicata (Hook.) Barneby -- not accepted -- Rocky Mountain locoweed |
| |
Oxytropis spicata (Hook.) Standl. -- not accepted |
| |
Oxytropis splendens Douglas ex Hook. -- accepted -- showy crazyweed, showy locoweed, showy pointvetch |
| |
Oxytropis splendens var. richardsonii Hook. -- not accepted |
| |
Oxytropis splendens var. vestita Hook. -- not accepted |
| |
Oxytropis uralensis var. subsucculenta Hook. -- not accepted |
| |
Oxytropis viscida var. subsucculenta (Hook.) Barneby -- not accepted |
| |
Pachyglossa austrigena (Hook.f. & Taylor) L. Söderstr. -- accepted |
| |
Pachyglossa austrigena ssp. austrigena (Hook.f. & Taylor) L. Söderstr. -- accepted |
| |
Pachyglossa otiphylla (Hook.f. & Taylor) Vána -- accepted |
| |
Pachyglossa tenacifolia (Hook.f. & Taylor) Herzog & Grolle -- accepted |
| |
Packera cana (Hook.) W.A. Weber & Á. Löve -- accepted -- woolly groundsel |
| |
Paeonia brownii Douglas ex Hook. -- accepted -- Brown's peony |
| |
Palamocladium leskeoides (Hook.) E. Britton -- accepted |
| |
Palaquium gutta (Hook.) Baill. -- accepted -- gutta percha |
| |
Pallavicinia flotoviana var. hibernica (Hook.) Lindb. -- not accepted |
| |
Pallavicinia lyellii (Hook.) Carruth. -- accepted |
| |
Pallavicinia xiphoides (Hook.f. & Taylor) Trevis. -- accepted |
| |
Pallavicinius hibernicus (Hook.) Gray -- not accepted |
| |
Panicularia magellanica (Hook. f.) Kuntze -- not accepted |
| |
Panicularia magellanica (Hook. f.) Macloskie -- not accepted |
| |
Panicum beecheyi Hook. & Arn. -- accepted -- rock panicgrass |
| |
Panicum nephelophilum var. tenuifolium (Hook. & Arn.) Hillebr. -- not accepted |
| |
Panicum tenuifolium Hook. & Arn. -- accepted -- parkland panicgrass |
| |
Paradrymonia erythropus (Hook. f.) Wiehler -- accepted |
| |
Paradrymonia maculata (Hook. f.) Wiehler -- accepted |
| |
Paradrymonia picta (Hook.) Hanst. -- not accepted |
| |
Paraschistochila pinnatifolia (Hook) R.M. Schust. -- not accepted |
| |
Parathesis (A. DC.) Hook. f. -- accepted |
| |
Parathesis crenulata (Vent.) Hook. f. ex Hemsl. -- accepted -- scratchthroat |
| |
Parkinsonia praecox (Ruiz & Pav. ex Hook.) J. Hawkins -- accepted |
| |
Parrya platycarpa Hook. f. & Thomson -- not accepted |
| |
Paspalum penicillatum Hook. f. -- accepted |
| |
Paspalum sanguinale var. ciliare (Retz.) Hook. f. -- not accepted |
| |
Paspalum sanguinale var. pruriens (Fisch. ex Trin.) Hook. f. -- not accepted |
| |
Paspalum ternatum (Hochst. ex A. Rich.) Hook. f. -- not accepted |
| |
Paysonia grandiflora (Hook.) O'Kane & Al-Shehbaz -- accepted -- bigflower bladderpod |
| |
Paysonia lasiocarpa (Hook. ex A. Gray) O'Kane & Al-Shehbaz -- accepted -- roughpod bladderpod |
| |
Paysonia lasiocarpa ssp. lasiocarpa (Hook. ex A. Gray) O'Kane & Al-Shehbaz -- accepted -- roughpod bladderpod |
| |
Pearcea hypocyrtiflora (Hook. f.) Regel -- accepted |
| |
Pectiantia pentandra (Hook.) Rydb. -- not accepted |
| |
Pectocarya linearis var. penicillata (Hook. & Arn.) M.E. Jones -- not accepted |
| |
Pectocarya penicillata (Hook. & Arn.) A. DC. -- accepted -- shortleaf combseed, sleeping combseed, winged combseed |
| |
Pedicularis densiflora Benth. ex Hook. -- accepted -- Indian warrior |
| |
Pedicularis densiflora ssp. densiflora Benth. ex Hook. -- not accepted -- Indian warrior |
| |
Pelea sandwicensis (Hook. & Arn.) A. Gray -- not accepted |
| |
Pellaea alabamensis (Buckley) Baker ex Hook. -- not accepted |
| |
Pellaea bridgesii Hook. -- accepted -- Bridges' cliffbrake |
| |
Pellaea decomposita (M. Martens & Galeotti) Hook. -- not accepted |
| |
Pellaea decompositus (M. Martens & Galeotti) Hook. -- not accepted |
| |
Pellaea densa (Brack.) Hook. -- not accepted |
| |
Pellaea longimucronata auct. non Hook. -- not accepted |
| |
Pellaea longimucronata Hook. -- not accepted |
| |
Pellaea ternifolia var. wrightiana (Hook.) A.F. Tryon -- not accepted |
| |
Pellaea wrightiana Hook. -- accepted -- Wright's cliffbrake |
| |
Pennisetum exaltatum (Andersson) Hook. f. & B.D. Jacks. -- not accepted |
| |
Penstemon baccharifolius Hook. -- accepted -- baccharisleaf beardtongue |
| |
Penstemon cyananthus Hook. -- accepted -- Wasatch beardtongue |
| |
Penstemon cyananthus var. cyananthus Hook. -- accepted -- Wasatch beardtongue |
| |
Penstemon gairdneri Hook. -- accepted -- Gairdner's beardtongue |
| |
Penstemon gairdneri var. gairdneri Hook. -- accepted -- Gairdner's beardtongue |
| |
Penstemon labrosus (A. Gray) Mast. ex Hook. f. -- accepted -- San Gabriel beardtongue |
| |
Penstemon laricifolius Hook. & Arn. -- accepted -- larchleaf beardtongue |
| |
Penstemon laricifolius ssp. laricifolius Hook. & Arn. -- not accepted -- larchleaf beardtongue |
| |
Penstemon laricifolius var. laricifolius Hook. & Arn. -- accepted -- larchleaf beardtongue |
| |
Penstemon menziesii Hook. -- not accepted |
| |
Penstemon murrayanus Hook. -- accepted -- scarlet beardtongue |
| |
Penstemon ovatus Douglas ex Hook. -- accepted -- eggleaf beardtongue |
| |
Penstemon procerus ssp. tolmiei (Hook.) D.D. Keck -- not accepted |
| |
Penstemon procerus var. tolmiei (Hook.) Cronquist -- accepted -- Tolmie's penstemon |
| |
Penstemon tolmiei Hook. -- not accepted |
| |
Penstemon wrightii Hook. -- accepted -- Wright's beardtongue |
| |
Pentaraphia acaulis (L.) Benth. & Hook. f. ex Fawc. -- not accepted |
| |
Pentaraphia calycosa (Hook.) Decne. -- not accepted |
| |
Pentaraphia floribunda (Lem.) Benth. & Hook. f. ex Carričre -- not accepted |
| |
Pentaraphia neglecta (W. Hook.) Hanst. -- not accepted |
| |
Peperomia leptostachya Hook. & Arn. -- not accepted -- aridland peperomia |
| |
Peperomia maculosa (L.) Hook. -- accepted -- spotted peperomia |
| |
Peperomia membranacea Hook. & Arn. -- accepted -- woodland peperomia |
| |
Peperomia polystachya (Ait.) Hook. -- accepted |
| |
Peperomia tetraphylla Hook. & Arn. -- accepted -- acorn peperomia |
| |
Peramium decipiens (Hook.) Piper -- not accepted |
| |
Perideridia gairdneri (Hook. & Arn.) Mathias -- accepted -- common yampah, Gardner's yampah, Indian caraway |
| |
Perideridia gairdneri ssp. gairdneri (Hook. & Arn.) Mathias -- accepted -- Gairdner's yampah |
| |
Peritoma lutea (Hook.) Raf. -- accepted -- yellow spiderflower |
| |
Perizoma rhomboidea (Gillies & Hook.) Small -- not accepted |
| |
Petalostemon ornatus Douglas ex Hook. -- not accepted |
| |
Petunia integrifolia (Hook.) Schinz & Thell. -- accepted -- violetflower petunia |
| |
Peucedanum farinosum Geyer ex Hook. -- not accepted |
| |
Pfaffia grandiflora (Hook.) R.E. Fr. -- accepted -- jojo |
| |
Phaca americana (Hook.) Rydb. ex Britton & A. Br. -- not accepted |
| |
Phaca frigida var. americana Hook. -- not accepted |
| |
Phacelia congesta Hook. -- accepted -- blue curls, caterpillars, spike phacelia |
| |
Phacelia lutea (Hook. & Arn.) J.T. Howell -- accepted -- yellow phacelia |
| |
Phacelia lutea var. lutea (Hook. & Arn.) J.T. Howell -- accepted -- yellow phacelia |
| |
Phalaris californica Hook. & Arn. -- accepted -- California canarygrass |
| |
Phascum cuspidatum var. piliferum (Hedw.) Hook. & Taylor -- not accepted |
| |
Phelipaea pinorum (Geyer ex Hook.) A. Gray -- not accepted |
| |
Philodendron fragrantissimum (Hook.) G. Don -- accepted -- shortstem philodendron |
| |
Philonotis falcata (Hook.) Mitt. -- accepted |
| |
Philonotis fontana var. falcata (Hook.) Brid. -- not accepted |
| |
Phinaea albolineata (Hook.) Benth. ex Hemsl. -- accepted |
| |
Phinaea caripensis (Klotzsch ex Hanst.) Benth. & Hook. f. ex Soler. -- not accepted |
| |
Phinaea parviflora (A. Braun & Bouché) Benth. & Hook. f. ex Soler. -- not accepted |
| |
Phippsia arctica (Hook.) Á. Löve & D. Löve -- not accepted |
| |
Phlox douglasii Hook. -- not accepted |
| |
Phlox douglasii var. douglasii Hook. -- not accepted |
| |
Phlox drummondii Hook. -- accepted -- annual phlox, Drummond's phlox |
| |
Phlox drummondii ssp. drummondii Hook. -- accepted -- annual phlox, Drummond's phlox |
| |
Phlox gracilis (Hook.) Greene -- not accepted -- slender phlox |
| |
Phlox gracilis ssp. gracilis (Hook.) Greene -- not accepted -- pink microsteris, slender phlox |
| |
Phlox gracilis var. humilior (Hook.) B. Boivin -- not accepted |
| |
Phlox longifolia var. linearifolia (Hook.) Brand -- not accepted |
| |
Phlox richardsonii Hook. -- accepted -- Richardson's phlox |
| |
Phlox richardsonii ssp. richardsonii Hook. -- accepted -- Richardson's phlox |
| |
Phlox sibirica ssp. richardsonii (Hook.) Hultén -- not accepted |
| |
Phlox sibirica var. richardsonii (Hook.) S.L. Welsh -- not accepted |
| |
Pholisma Nutt. ex Hook. -- accepted |
| |
Pholisma arenarium Nutt. ex Hook. -- accepted -- desert Christmas tree |
| |
Phyllanthus distichus Hook. & Arn. -- accepted -- pamakani mahu |
| |
Phyllodoce aleutica ssp. glanduliflora (Hook.) Hultén -- not accepted |
| |
Phyllodoce glanduliflora (Hook.) Coville -- accepted -- yellow mountain heather, yellow mountainheath |
| |
Phyllodoce X intermedia (Hook.) Rydb. (pro sp.) -- accepted -- hybrid mountainheath |
| |
Phyllospadix Hook. -- accepted -- surfgrass |
| |
Phyllospadix scouleri Hook. -- accepted -- Scouler's surfgrass |
| |
Phymaspermum parvifolium (DC.) Benth. & Hook. f. -- accepted |
| |
Phymosia rivularis (Douglas ex Hook.) Rydb. -- not accepted |
| |
Physalis grandiflora Hook. -- not accepted |
| |
Physaria didymocarpa (Hook.) A. Gray -- accepted -- common twinpod |
| |
Physaria didymocarpa ssp. didymocarpa (Hook.) A. Gray -- accepted -- common twinpod |
| |
Physaria didymocarpa var. didymocarpa (Hook.) A. Gray -- not accepted -- common twinpod |
| |
Physaria geyeri (Hook.) A. Gray -- accepted -- Geyer's twinpod |
| |
Physaria geyeri ssp. geyeri (Hook.) A. Gray -- accepted -- Geyer's twinpod |
| |
Physaria geyeri var. geyeri (Hook.) A. Gray -- not accepted -- Geyer's twinpod |
| |
Physaria gracilis (Hook.) O'Kane & Al-Shehbaz -- accepted -- spreading bladderpod |
| |
Physaria gracilis ssp. gracilis (Hook.) O'Kane & Al-Shehbaz -- accepted -- spreading bladderpod |
| |
Physodeira bicolor (Hook.) Hanst. -- not accepted |
| |
Picradenia richardsonii Hook. -- not accepted |
| |
Pieris floribunda (Pursh) Benth. & Hook. f. -- accepted -- mountain fetterbush |
| |
Pieris mariana (L.) Benth. & Hook. f. -- not accepted |
| |
Pieris nitida (W. Bartram ex Marshall) Benth. & Hook. f. -- not accepted |
| |
Pieris phillyreifolia (Hook.) DC. -- accepted -- climbing fetterbush |
| |
Pieris phyllyreifolia (Hook.) DC. -- not accepted |
| |
Pilea peploides (Gaudich.) Hook. & Arn. -- accepted -- Pacific Island clearweed |
| |
Pimelea physodes Hook. -- accepted |
| |
Pinus lasiocarpa Hook. -- not accepted |
| |
Pipturus albidus (Hook. & Arn.) A. Gray -- accepted -- Waimea pipturus |
| |
Pisophaca flexuosa (Douglas ex Hook.) Rydb. -- not accepted |
| |
Pittosporum glabrum Hook. & Arn. -- accepted -- Koolau Range cheesewood |
| |
Pityrogramma calomelanos var. aureoflava (Hook.) Weath. ex L.H. Bailey -- not accepted |
| |
Plagiobothrys fulvus (Hook. & Arn.) I.M. Johnst. -- accepted -- fulvous popcornflower |
| |
Plagiobothrys fulvus var. fulvus (Hook. & Arn.) I.M. Johnst. -- accepted -- fulvous popcornflower |
| |
Plagiobothrys scouleri (Hook. & Arn.) I.M. Johnst. -- accepted -- meadow popcornflower, Scouler's popcornflower |
| |
Plagiobothrys scouleri var. scouleri (Hook. & Arn.) I.M. Johnst. -- not accepted -- Scouler's popcornflower |
| |
Plagiobothrys tenellus (Nutt. ex Hook.) A. Gray -- accepted -- Pacific popcornflower |
| |
Plagiobryoides cellularis (Hook.) J.R. Spence -- accepted |
| |
Plagiobryum demissum (Hook.) Lindb. -- accepted |
| |
Plagiochila aculeata (Hook.f. & Taylor) Gottsche, Lindenb. & Nees -- accepted |
| |
Plagiochila ansata (Hook.f. & Taylor) Gottsche, Lindenb. & Nees -- accepted |
| |
Plagiochila circinalis var. hemicardia (Hook.f. & Taylor) J.J. Engel & G.L. Merr. -- accepted |
| |
Plagiochila colensoi Hook.f. & Taylor -- accepted |
| |
Plagiochila colensoi var. colensoi Hook.f. & Taylor -- accepted |
| |
Plagiochila fuscella (Hook.f. & Taylor) Gottsche, Lindenb. & Nees -- accepted |
| |
Plagiochila fuscella var. fuscella (Hook.f. & Taylor) Gottsche, Lindenb. & Nees -- accepted |
| |
Plagiochila gigantea (Hook.) Lindenb. -- accepted |
| |
Plagiochila gigantea var. gigantea (Hook.) Lindenb. -- accepted |
| |
Plagiochila gregaria (Hook.f. & Taylor) Gottsche, Lindenb. & Nees -- accepted |
| |
Plagiochila heterodonta (Hook.f. & Taylor) Gottsche, Lindenb. & Nees -- accepted |
| |
Plagiochila incurvicolla (Hook.f. & Taylor) Gottsche, Lindenb. & Nees -- accepted |
| |
Plagiochila incurvicolla var. incurvicolla (Hook.f. & Taylor) Gottsche, Lindenb. & Nees -- accepted |
| |
Plagiochila intertexta Hook.f. & Taylor -- accepted |
| |
Plagiochila minutula (Hook.f. & Taylor) Gottsche, Lindenb. & Nees -- accepted |
| |
Plagiochila ramosissima (Hook.) Lindenb. -- accepted |
| |
Plagiochila uncialis (Hook.f. & Taylor) Gottsche, Lindenb. & Nees -- accepted |
| |
Platanthera dilatata var. angustifolia Hook. -- not accepted |
| |
Plectopoma fimbriatum (Hook.) Hanst. -- not accepted |
| |
Pleuroclada albescens (Hook.) Spruce -- not accepted |
| |
Pleuroclada albescens var. albescens (Hook.) Spruce -- not accepted |
| |
Pleurocladula albescens (Hook.) Grolle -- not accepted |
| |
Pleurocladula albescens var. albescens (Hook.) Grolle -- not accepted |
| |
Pleuropogon sabinei var. elatior Hook. -- not accepted |
| |
Pleuropogon sabinei var. humilior Hook. -- not accepted |
| |
Pleuropus leskeoides (Hook.) Steere -- not accepted |
| |
Pleurothallis aristata Hook. -- accepted -- forest bonnet orchid |
| |
Pleurothallis racemiflora Lindl. ex Hook. -- accepted -- ladies' bonnet orchid, Pleurothallis fragante |
| |
Pleurozia conchifolia (Hook. & Arn.) Austin -- accepted |
| |
Pleurozia conchifolia var. conchifolia (Hook. & Arn.) Austin -- accepted |
| |
Poa alopecurus ssp. fuegiana (Hook. f.) D.M. Moore & Dogg. -- accepted |
| |
Poa antarctica (Hook. f.) Stapf -- not accepted |
| |
Poa arctica f. vivipara (Hook.) Scoggan -- not accepted |
| |
Poa arctica var. vivipara Hook. -- not accepted |
| |
Poa caespitosa (G. Forst.) Hook. ex Speg. -- not accepted |
| |
Poa flabellata (Lam.) Hook. f. -- not accepted |
| |
Poa flexuosa var. vivipara (Hook.) Lange -- not accepted |
| |
Poa fuegiana (Hook. f.) Hack. -- not accepted |
| |
Poa fuegiana var. fuegiana (Hook. f.) Hack. -- not accepted |
| |
Poa nervosa (Hook.) Vasey -- accepted -- Wheeler bluegrass |
| |
Poa nervosa var. nervosa (Hook.) Vasey -- not accepted -- nerved bluegrass |
| |
Poa pratensis var. stricta Hook. -- not accepted |
| |
Poa scaberula Hook. f. -- accepted |
| |
Podomitrium phyllanthus (Hook.) Mitt. -- accepted |
| |
Podophyllum emodi Wall. ex Hook. f. & Thomson -- not accepted |
| |
Pohlia flexuosa Hook. -- accepted |
| |
Poinciana gilliesii Wall. ex Hook. -- not accepted |
| |
Poinsettia strigosa (Hook. & Arn.) Arthur -- not accepted |
| |
Polemonium pulcherrimum Hook. -- accepted -- pretty Jacob's-ladder, skunkleaf polemonium |
| |
Polemonium pulcherrimum ssp. pulcherrimum Hook. -- accepted -- pretty Jacob's-ladder |
| |
Polemonium pulcherrimum var. pulcherrimum Hook. -- not accepted |
| |
Polianthes maculosa (Hook.) Shinners -- not accepted |
| |
Polygala cruciata var. cuspidata (Hook. & Arn.) Alph. Wood -- not accepted |
| |
Polygonum campanulatum Hook. f. -- not accepted -- bellflower smartweed |
| |
Polygonum cuspidatum var. compactum (Hook. f.) L.H. Bailey -- not accepted |
| |
Polypodium phyllitidis var. latum (T. Moore) Hook. -- not accepted |
| |
Polypodium scouleri Hook. & Grev. -- accepted -- leathery polypody |
| |
Polypodium vulgare ssp. occidentale (Hook.) Hultén -- not accepted |
| |
Polypodium vulgare var. intermedium (Hook. & Arn.) Fernald -- not accepted |
| |
Polypodium vulgare var. occidentale Hook. -- not accepted |
| |
Polypogon chonoticus Hook. f. -- not accepted |
| |
Polypogon littoralis var. muticus Hook. f. -- not accepted |
| |
Polystachya Hook. -- accepted -- yellowspike orchid |
| |
Polystachya foliosa (Hook.) Rchb. f. -- accepted -- lesser yellowspike orchid |
| |
Polystachya luteola (Sw.) Hook. -- not accepted |
| |
Polystichum tsus-simense (Hook.) J. Sm. -- not accepted -- Korean rockfern, Tsussima hollyfern |
| |
Polystichum tsussimense (Hook.) J. Sm. -- not accepted -- Korean rockfern |
| |
Populus trichocarpa Torr. & A. Gray ex Hook. -- accepted -- black cottonwood |
| |
Porella crispata (Hook.) Trevis. -- accepted |
| |
Porotrichum neckeroides (Hook.) Williams -- not accepted |
| |
Porterella carnosula (Hook. & Arn.) Torr. -- accepted -- fleshy porterella, porterplant |
| |
Portulaca grandiflora Hook. -- accepted -- mossrose, rose moss |
| |
Potentilla bipinnatifida Douglas ex Hook. -- accepted -- tansy cinquefoil |
| |
Potentilla bipinnatifida var. bipinnatifida Douglas ex Hook. -- not accepted -- tansy cinquefoil |
| |
Potentilla bipinnatifida var. glabrata (Lehm. ex Hook.) Kohli & Packer -- not accepted -- tansy cinquefoil |
| |
Potentilla congesta (Douglas ex Hook.) Baill. -- not accepted |
| |
Potentilla douglasii var. parviflora (Nutt. ex Hook. & Arn.) J.T. Howell -- not accepted -- pinewoods horkelia |
| |
Potentilla flabellifolia Hook. ex Torr. & A. Gray -- accepted -- high mountain cinquefoil, Mount Rainier cinquefoil |
| |
Potentilla gordonii (Hook.) Greene -- not accepted |
| |
Potentilla gracilis Douglas ex Hook. -- accepted -- graceful cinquefoil, northwest cinquefoil, slender cinquefoil |
| |
Potentilla gracilis var. gracilis Douglas ex Hook. -- accepted -- graceful cinquefoil |
| |
Potentilla pensylvanica var. bipinnatifida (Douglas ex Hook.) Torr. & A. Gray -- not accepted |
| |
Potentilla pensylvanica var. glabrata (Lehm. ex Hook.) S. Watson -- not accepted |
| |
Potentilla unguiculata (A. Gray) Hook. f. -- not accepted |
| |
Pottia wilsonii (Hook.) Bruch & Schimp. -- not accepted -- Wilson's pottia moss |
| |
Prenanthes alata (Hook.) D. Dietr. -- accepted -- western rattlesnakeroot |
| |
Prestoea Hook. f. -- accepted -- prestoea |
| |
Primulina sinensis Hook. f. -- not accepted |
| |
Prionolobus turneri (Hook.) Schiffn. -- not accepted |
| |
Prosartes smithii (Hook.) Utech, Shinwari & Kawano -- accepted -- largeflower fairybells |
| |
Prosopis humilis Gillies ex Hook. & Arn. -- accepted -- mesquite |
| |
Prosopis sericantha Gillies ex Hook. & Arn. -- accepted -- mesquite |
| |
Prosthechea pygmaea (Hook.) W.E. Higgins -- accepted -- dwarf butterfly orchid |
| |
Protolophozia multicuspidata (Hook.f. & Taylor) Vána & L. Söderstr. -- accepted |
| |
Prunus africana (Hook. f.) Kalkman -- accepted |
| |
Prunus emarginata var. mollis (Douglas ex Hook.) W.H. Brewer -- not accepted -- bitter cherry |
| |
Prunus glandulosa (Hook.) Torr. & A. Gray -- not accepted |
| |
Prunus ilicifolia (Nutt. ex Hook. & Arn.) D. Dietr. -- accepted -- hollyleaf cherry |
| |
Prunus ilicifolia ssp. ilicifolia (Nutt. ex Hook. & Arn.) D. Dietr. -- not accepted -- hollyleaf cherry |
| |
Prunus ilicifolia var. ilicifolia (Nutt. ex Hook. & Arn.) D. Dietr. -- accepted -- hollyleaf cherry |
| |
Prunus pensylvanica var. mollis (Douglas ex Hook.) B. Boivin -- not accepted |
| |
Pseudomarsupidium decipiens (Hook.) Grolle -- accepted |
| |
Psoralea physodes Douglas ex Hook. -- not accepted |
| |
Psoralea strobilina Hook. & Arn. -- not accepted |
| |
Pteris cretica var. albolineata Hook. -- accepted -- Cretan brake |
| |
Pterygoloma repens (Hook.) Hanst. -- not accepted |
| |
Pterygophyllum acutifolium (Hook. & Grev.) Müll. Hal. -- not accepted |
| |
Pteryxia terebinthina (Hook.) J.M. Coult. & Rose -- accepted -- smoothshore springparsley, Terebinth springparsley, turpentine wavewing |
| |
Pteryxia terebinthina var. terebinthina (Hook.) J.M. Coult. & Rose -- accepted -- turpentine wavewing |
| |
Ptilocalais nutans (Hook.) Greene -- not accepted |
| |
Ptychomnion (Hook. f. & Wilson) Mitt. -- accepted |
| |
Ptychosperma macarthurii (H. Wendl. ex H.J. Veitch) H. Wendl. ex Hook f. -- accepted |
| |
Ptychostomum marratii (Hook. & Wilson) J. R. Spence -- accepted |
| |
Puccinellia arctica (Hook.) Fernald & Weath. -- accepted -- arctic alkaligrass |
| |
Puccinellia magellanica (Hook. f.) Parodi -- accepted |
| |
Pulvigera lyellii (Hook. & Taylor) Plásek, Sawicki & Ochyra -- accepted |
| |
Pyrola asarifolia ssp. bracteata (Hook.) Haber -- accepted -- bog wintergreen, long-bracted wintergreen, pink wintergreen |
| |
Pyrola asarifolia var. bracteata (Hook.) Jeps. -- not accepted |
| |
Pyrola bracteata Hook. -- not accepted |
| |
Pyrola rotundifolia var. asarifolia (Michx.) Hook. -- not accepted |
| |
Pyrola rotundifolia var. bracteata (Hook.) A. Gray -- not accepted |
| |
Pyrrocoma Hook. -- accepted -- goldenweed |
| |
Pyrrocoma carthamoides Hook. -- accepted -- largeflower goldenweed |
| |
Pyrrocoma carthamoides var. carthamoides Hook. -- accepted -- largeflower goldenweed |
| |
Pyrrocoma lanceolata (Hook.) Greene -- accepted -- lance-leaf goldenweed, lanceleaf goldenweed |
| |
Pyrrocoma lanceolata var. lanceolata (Hook.) Greene -- accepted -- Intermountain goldenweed, lance goldenweed, lanceleaf goldenweed |
| |
Pyrrocoma uniflora (Hook.) Greene -- accepted -- plantain goldenweed |
| |
Pyrrocoma uniflora var. uniflora (Hook.) Greene -- accepted -- plantain goldenweed, singlehead goldenweed |
| |
Quercus douglasii Hook. & Arn. -- accepted -- blue oak |
| |
Quercus garryana Douglas ex Hook. -- accepted -- Oregon white oak |
| |
Quercus garryana var. garryana Douglas ex Hook. -- accepted -- Oregon white oak |
| |
Racomitrium crispulum (Hook. f. & Wilson) Hook. f. & Wilson -- accepted |
| |
Raddia concinna (Hook. f.) Chase -- not accepted |
| |
Radicula curvisiliqua (Hook.) Greene -- not accepted |
| |
Radula aneurismalis (Hook.f. & Taylor) Gottsche, Lindenb. & Nees -- accepted |
| |
Radula aquilegia (Hook.f. & Taylor) Gottsche, Lindenb. & Nees -- accepted |
| |
Radula buccinifera (Hook.f. & Taylor) Gottsche, Lindenb. & Nees -- accepted |
| |
Radula flavifolia (Hook.f. & Taylor) Gottsche, Lindenb. & Nees -- accepted |
| |
Radula fulvifolia (Hook.f. & Taylor) Gottsche, Lindenb. & Nees -- accepted |
| |
Radula helix (Hook.f. & Taylor) Gottsche, Lindenb. & Nees -- accepted |
| |
Radula marginata (Hook.f. & Taylor) Gottsche, Lindenb. & Nees -- accepted |
| |
Radula strangulata Hook.f. & Taylor -- accepted |
| |
Radula uvifera (Hook.f. & Taylor) Gottsche, Lindenb. & Nees -- accepted |
| |
Raimannia drummondii (Hook.) Rose -- not accepted |
| |
Ramonda heldreichii (Boiss.) Benth. & Hook. f. ex C.B. Clarke -- not accepted |
| |
Ranunculus bonariensis var. trisepalus (Gillies ex Hook. & Arn.) Lourteig -- accepted -- Carter's buttercup |
| |
Ranunculus cardiophyllus Hook. -- accepted -- heart-leaf buttercup, heartleaf buttercup |
| |
Ranunculus cymbalaria var. alpinus Hook. -- not accepted |
| |
Ranunculus flammula var. filiformis (Michx.) Hook. -- not accepted -- greater creeping spearwort |
| |
Ranunculus glaberrimus Hook. -- accepted -- sagebrush buttercup |
| |
Ranunculus glaberrimus var. glaberrimus Hook. -- accepted -- sagebrush buttercup |
| |
Ranunculus hebecarpus Hook. & Arn. -- accepted -- delicate buttercup, downy-fruit buttercup |
| |
Ranunculus orthorhynchus Hook. -- accepted -- straightbeak buttercup |
| |
Ranunculus orthorhynchus var. orthorhynchus Hook. -- accepted -- straightbeak buttercup |
| |
Ranunculus reptans var. intermedius (Hook.) Torr. & A. Gray -- not accepted |
| |
Ranunculus trisepalus Gillies ex Hook. & Arn. -- not accepted |
| |
Rechsteineria cochlearis (Hook.) Kuntze -- not accepted |
| |
Rechsteineria elliptica (Hook.) Kuntze -- not accepted |
| |
Rechsteineria lindleyi (Hook.) Fritsch -- not accepted |
| |
Rechsteineria marchii (Wailes ex Hook.) Kuntze -- not accepted |
| |
Rechsteineria stricta (Hook. & Arn.) Kuntze -- not accepted |
| |
Relbunium (Endl.) Benth. & Hook. f. -- not accepted |
| |
Rhabdonia J.D. Hooker & Harvey -- accepted |
| |
Rhacomitrium crispulum (Hook. f. & Wilson) Hook. f. & Wilson -- not accepted |
| |
Rhodanthe chlorocephala ssp. rosea (Hook.) P. Wilson -- accepted |
| |
Rhododendron albiflorum Hook. -- accepted -- Cascade azalea, white rhododendron |
| |
Rhododendron albiflorum var. albiflorum Hook. -- not accepted -- Cascade azalea |
| |
Rhododendron californicum Hook. -- not accepted |
| |
Rhus integrifolia (Nutt.) Benth. & Hook. f. ex W.H. Brewer & S. Watson -- accepted -- lemonade sumac |
| |
Rhynchoglossum zeylanicum Hook. -- not accepted |
| |
Rhynchosia senna Gillies ex Hook. & Arn. -- accepted -- Texas snout-bean, Texas snoutbean |
| |
Rhynchosia tomentosa (L.) Hook. & Arn. -- accepted -- twining snoutbean |
| |
Rhynchosia tomentosa var. tomentosa (L.) Hook. & Arn. -- accepted -- twining snoutbean |
| |
Rhynchospora sclerioides Hook. & Arn. -- accepted -- Hawai'i beaksedge |
| |
Rhynchostegiella compacta (Hook.) Loeske -- not accepted |
| |
Rhynchotechum X latifolium Hook. f. & Thoms. ex C.B. Clarke -- not accepted |
| |
Rhytidiopsis robusta (Hook.) Broth. -- accepted -- robust rhytidiopsis moss |
| |
Rhytidiopsis robustus (Hook.) Broth. -- not accepted |
| |
Rhytidophyllum auriculatum Hook. -- accepted -- tibey-amarillo |
| |
Ribes bracteosum Douglas ex Hook. -- accepted -- stink currant |
| |
Ribes californicum Hook. & Arn. -- accepted -- hillside gooseberry |
| |
Ribes californicum var. californicum Hook. & Arn. -- accepted -- hillside gooseberry |
| |
Ribes hirtellum var. saxosum (Hook.) Fernald -- not accepted |
| |
Ribes oxyacanthoides var. saxosum (Hook.) Coville -- not accepted |
| |
Ribes subvestitum Hook. & Arn. -- not accepted |
| |
Riccardia alcicornis (Hook.f. & Taylor) Trevis. -- accepted |
| |
Riccardia cochleata (Hook.f. & Taylor) Kuntze -- accepted |
| |
Riccardia eriocaula (Hook.) C. Massal. -- accepted |
| |
Riccardia latifrons var. sinuata (Dicks. ex Hook.) Lindb. -- not accepted |
| |
Riccardia nana (Hook.f. & Taylor) Trevis. -- accepted |
| |
Riccardia prehensilis (Hook.f. & Taylor) C. Massal. -- accepted |
| |
Riccardia sinuata (Dicks. ex Hook.) Trevis. -- not accepted |
| |
Riccardia sinulata (Dicks. ex Hook.) Trevis. -- not accepted |
| |
Riccardia submersa (Hook.f. & Taylor) Trevis. -- accepted |
| |
Rorippa curvisiliqua (Hook.) Bessey ex Britton -- accepted -- curvepod yellowcress |
| |
Rorippa curvisiliqua var. curvisiliqua (Hook.) Bessey ex Britton -- not accepted -- curvepod yellowcress |
| |
Rosulabryum andicola (Hook.) Ochyra -- accepted |
| |
Rubus macropetalus Douglas ex Hook. -- not accepted |
| |
Rubus nivalis Douglas ex Hook. -- accepted -- snow raspberry |
| |
Rubus parviflorus ssp. velutinus (Hook. & Arn.) Roy L. Taylor & MacBryde -- not accepted |
| |
Rubus parviflorus var. velutinus (Hook. & Arn.) Greene -- not accepted -- thimbleberry |
| |
Rubus spectabilis var. menziesii (Hook.) S. Watson -- not accepted |
| |
Rubus ursinus ssp. macropetalus (Douglas ex Hook.) Roy L. Taylor & MacBryde -- not accepted -- California blackberry |
| |
Rubus ursinus var. macropetalus (Douglas ex Hook.) S.W. Br. -- not accepted |
| |
Ruellia ciliatiflora Hook. -- accepted -- hairyflower wild petunia |
| |
Rufacer drummondii (Hook. & Arn. ex Nutt.) Small -- not accepted |
| |
Rupertia physodes (Douglas ex Hook.) J.W. Grimes -- accepted -- forest scurfpea |
| |
Rytidophyllum auriculatum Hook. -- not accepted -- tibey amarillo |
| |
Rytidosperma buchananii (Hook. f.) Connor & Edgar -- accepted |
| |
Rytidosperma gracile (Hook. f.) Connor & Edgar -- accepted |
| |
Rytidosperma nudum (Hook. f.) Connor & Edgar -- accepted |
| |
Rytidosperma setifolium (Hook. f.) Connor & Edgar -- accepted |
| |
Sabatia macrophylla Hook. -- accepted -- largeleaf rose gentian |
| |
Sabatia macrophylla var. macrophylla Hook. -- accepted -- largeleaf rose gentian |
| |
Sabatia maculata (Benth.) Benth. & Hook. f. -- not accepted |
| |
Sabina occidentalis (Hook.) A. Heller -- not accepted |
| |
Saccharum chinense Nees ex Hook. & Arn. -- not accepted |
| |
Saccharum modhara Hook. f. -- not accepted |
| |
Saccogynidium vasculosum (Hook.f. & Taylor) Grolle -- accepted |
| |
Sadleria pallida Hook. & Arn. -- accepted -- ama'u |
| |
Salisia pallidiflora (Hook.) Regel -- not accepted |
| |
Salix acutifolia auct. non Hook. -- not accepted |
| |
Salix adenophylla Hook. -- not accepted |
| |
Salix balsamifera (Hook.) Barratt ex Andersson -- not accepted |
| |
Salix barrattiana Hook. -- accepted -- Barratt's willow |
| |
Salix brachystachys var. scouleriana (Barratt ex Hook.) Andersson -- not accepted |
| |
Salix cordata var. balsamifera Hook. -- not accepted |
| |
Salix cordata var. mackenzieana Hook. -- not accepted |
| |
Salix drummondiana Barratt ex Hook. -- accepted -- Drummond's willow |
| |
Salix eriocephala ssp. mackenzieana (Hook.) Dorn -- not accepted |
| |
Salix eriocephala var. mackenzieana (Hook.) Dorn -- not accepted |
| |
Salix flavescens var. scouleriana (Barratt ex Hook.) Bebb -- not accepted |
| |
Salix glauca ssp. acutifolia (Hook.) Hultén -- not accepted |
| |
Salix glauca ssp. glauca var. acutifolia (Hook.) C.K. Schneid. -- not accepted |
| |
Salix glauca ssp. glauca var. villosa (D. Don ex Hook.) Andersson -- not accepted |
| |
Salix glauca var. acutifolia (Hook.) C.K. Schneid. -- accepted -- grayleaf willow |
| |
Salix glauca var. villosa (D. Don ex Hook.) Andersson -- accepted -- grayleaf willow |
| |
Salix glauca var. villosa auct. non (D. Don ex Hook.) Andersson -- not accepted |
| |
Salix glaucops var. villosa (D. Don ex Hook.) Andersson -- not accepted |
| |
Salix hookerana Barratt ex Hook. -- not accepted |
| |
Salix hookeriana Barratt ex Hook. -- accepted -- dune willow |
| |
Salix lanata ssp. richardsonii (Hook.) A.K. Skvortsov -- not accepted -- Richardson's willow |
| |
Salix mackenzieana (Hook.) Barratt ex Andersson -- not accepted |
| |
Salix nivalis Hook. -- accepted -- snow willow |
| |
Salix reticulata ssp. nivalis (Hook.) Á. Löve & D. Löve & B.M. Kapoor -- not accepted -- snow willow |
| |
Salix reticulata var. nivalis (Hook.) Andersson -- not accepted |
| |
Salix richardsonii Hook. -- accepted -- Richardson's willow |
| |
Salix rigida ssp. mackenzieana (Hook.) A.E. Murray -- not accepted |
| |
Salix rigida var. mackenzieana (Hook.) Cronquist -- not accepted |
| |
Salix scoulerana Barratt ex Hook. -- not accepted -- Scouler's willow |
| |
Salix scouleriana Barratt ex Hook. -- accepted -- Scouler's willow |
| |
Salix speciosa Hook. & Arn. -- not accepted |
| |
Salix vestita var. nana Hook. -- not accepted |
| |
Salix villosa D. Don ex Hook. -- not accepted |
| |
Salix villosa var. acutifolia Hook. -- not accepted |
| |
Salpichroa rhomboidea (Gillies & Hook.) Miers -- not accepted |
| |
Sanchezia nobilis Hook. f. -- not accepted |
| |
Sanguisorba canadensis ssp. latifolia (Hook.) Calder & Roy L. Taylor -- not accepted |
| |
Sanguisorba canadensis var. latifolia Hook. -- not accepted |
| |
Sanicula arctopoides Hook. & Arn. -- accepted -- footsteps of spring |
| |
Sanicula bipinnata Hook. & Arn. -- accepted -- poison sanicle |
| |
Sanicula bipinnatifida Douglas ex Hook. -- accepted -- purple sanicle |
| |
Sanicula laciniata Hook. & Arn. -- accepted -- coastal blacksnakeroot |
| |
Sansevieria cylindrica Bojer ex Hook. -- accepted -- African bowstring hemp |
| |
Santalum paniculatum Hook. & Arn. -- accepted -- mountain sandalwood |
| |
Santalum paniculatum var. paniculatum Hook. & Arn. -- accepted -- mountain sandalwood |
| |
Sapindus drummondii Hook. & Arn. -- not accepted |
| |
Sapindus saponaria var. drummondii (Hook. & Arn.) L.D. Benson -- accepted -- western soapberry |
| |
Sarcobatus vermiculatus (Hook.) Torr. -- accepted -- black greasewood, greasewood |
| |
Sarcobatus vermiculatus var. vermiculatus (Hook.) Torr. -- not accepted -- greasewood |
| |
Sarothra drummondii Grev. & Hook. -- not accepted |
| |
Satureja coccinea (Nutt. ex Hook.) Bertol. -- not accepted |
| |
Saussurea densa (Hook.) Rydb. -- not accepted -- clustered sawwort |
| |
Saussurea nuda ssp. densa (Hook.) G.W. Douglas -- not accepted |
| |
Saussurea nuda var. densa (Hook.) Hultén -- not accepted |
| |
Saxifraga integrifolia Hook. -- not accepted -- wholeleaf saxifrage |
| |
Saxifraga reflexa Hook. -- not accepted -- reflexed saxifrage |
| |
Saxifraga reflexa var. reflexa Hook. -- not accepted |
| |
Saxifraga richardsonii Hook. -- not accepted |
| |
Saxifraga umbellulata Hook. f. & Thomson -- accepted |
| |
Scabrethia scabra (Hook.) W.A. Weber -- accepted -- badlands mule-ears |
| |
Scabrethia scabra ssp. scabra (Hook.) W.A. Weber -- accepted -- badlands mule-ears |
| |
Scaevola gaudichaudi Hook. & Arn. -- not accepted -- mountain naupaka |
| |
Scaevola gaudichaudii Hook. & Arn. -- accepted -- ridgetop naupaka |
| |
Scaevola glabra Hook. & Arn. -- accepted -- 'ohe naupaka |
| |
Scaevola mollis Hook. & Arn. -- accepted -- purple naupaka |
| |
Schiedea menziesii Hook. -- accepted -- Menzies' schiedea |
| |
Schiedea nuttallii Hook. -- accepted -- valley schiedea |
| |
Schistidium serratum Hook. & Wilson -- not accepted |
| |
Schistochila appendiculata (Hook.) Dumort. ex Trevis. -- accepted |
| |
Schistochila balfouriana (Hook.f. & Taylor) Steph. -- accepted |
| |
Schistochila berteroana (Hook.) Steph. -- accepted |
| |
Schistochila glaucescens (Hook.) A. Evans -- accepted |
| |
Schistochila lamellata (Hook.) Dumort. ex A. Evans -- accepted |
| |
Schistochila laminigera (Hook.f. & Taylor) A. Evans -- accepted |
| |
Schistochila nobilis (Hook.) Trevis. -- accepted |
| |
Schistochila pinnatifolia (Hook.) Trevis. -- accepted |
| |
Schistochila repleta (Hook.f. & Taylor) Steph. -- accepted |
| |
Schistochila splachnophylla (Hook.f. & Taylor) Steph. -- accepted |
| |
Schistochila tuloides (Hook.f. & Taylor) Steph. -- accepted |
| |
Schizocaena J. Sm. ex Hook. -- not accepted |
| |
Schizocaena alternans (Hook.) J. Sm. -- not accepted |
| |
Schizymenium campylocarpum (Hook. & Arn.) A.J. Shaw -- accepted |
| |
Schkuhria multiflora Hook. & Arn. -- accepted -- many-flower false threadleaf, manyflower false threadleaf |
| |
Schkuhria multiflora var. multiflora Hook. & Arn. -- not accepted |
| |
Schlotheimia rugifolia (Hook.) Schwägr. -- accepted -- ruggedleaf schlotheimia moss |
| |
Schlumbergera russelliana (Hook.) Britton & Rose -- accepted |
| |
Schoenus tendo Banks & Sol. ex Hook. f. -- accepted -- bogrush |
| |
Scirpus carinatus (Hook. & Arn. ex Torr.) A. Gray, non Sm. -- not accepted |
| |
Scorzonella laciniata (Hook.) Sch. Bip. -- not accepted |
| |
Scorzonella nutans Hook. -- not accepted |
| |
Scouleria Hook. -- accepted -- splashzone moss |
| |
Scouleria aquatica Hook. -- accepted -- blackmat splashzone moss |
| |
Sedum douglasii Hook. -- not accepted |
| |
Sedum sieboldii Sweet ex Hook. -- not accepted -- Siebold's stonecrop |
| |
Sedum spathulifolium Hook. -- accepted -- broadleaf stonecrop |
| |
Sedum spathulifolium ssp. spathulifolium Hook. -- not accepted -- broadleaf stonecrop |
| |
Sedum spathulifolium var. spathulifolium Hook. -- accepted -- broadleaf stonecrop |
| |
Selaginella douglasii (Hook. & Grev.) Spring -- accepted -- Douglas' spikemoss |
| |
Selaginella lepidophylla (Hook. & Grev.) Spring -- accepted -- flower of stone |
| |
Selaginella menziesii (Hook. & Grev.) Spring -- not accepted -- Menzies' spikemoss |
| |
Selenicereus macdonaldiae (Hook.) Britton & Rose -- not accepted |
| |
Senecio ampullaceus Hook. -- accepted -- Texas ragwort |
| |
Senecio aureus var. gracilis (Pursh) Hook. -- not accepted |
| |
Senecio cannabinifolius Hook. & Arn. -- accepted -- hempleaf ragwort |
| |
Senecio canus Hook. -- not accepted -- woolly groundsel |
| |
Senecio discoideus (Hook.) Britton -- not accepted |
| |
Senecio palustris (L.) Hook. -- not accepted |
| |
Senecio serra Hook. -- accepted -- butterweed, butterweed groundsel, tall ragwort |
| |
Senecio serra var. serra Hook. -- accepted -- tall groundsel, tall ragwort |
| |
Senecio triangularis Hook. -- accepted -- arrowleaf groundsel, arrowleaf ragwort |
| |
Senecio websteri Greenm. non Hook. f. -- not accepted |
| |
Senkenbergia coulteri Hook. f. -- not accepted |
| |
Senna gaudichaudii (Hook. & Arn.) H.S. Irwin & Barneby -- accepted -- Gaudichaud's senna |
| |
Serenoa Hook. f. -- accepted -- serenoa |
| |
Sesbania tomentosa Hook. & Arn. -- accepted -- `ohai, Oahu riverhemp |
| |
Sicyos pachycarpus Hook. & Arn. -- accepted -- paha |
| |
Sida grossulariifolia Hook. & Arn. -- not accepted |
| |
Sida hederacea (Douglas ex Hook.) Torr. ex A. Gray -- not accepted -- alkali mallow, alkali sida, dollar weed |
| |
Sida leprosa var. hederacea (Douglas ex Hook.) K. Schum. -- not accepted |
| |
Sida sulphurea (Gillies ex Hook. & Arn.) A. Gray -- not accepted |
| |
Sidalcea malachroides (Hook. & Arn.) A. Gray -- accepted -- maple-leaved checkerbloom, mapleleaf checkerbloom |
| |
Sideroxylon sandwicense (A. Gray) Benth. & Hook. ex Hillebr. -- not accepted -- 'ala'a |
| |
Sieglingia antarctica (Hook. f.) Macloskie -- not accepted |
| |
Silene douglasii Hook. -- accepted -- Douglas' campion, Douglas' catchfly, seabluff catchfly |
| |
Silene douglasii var. douglasii Hook. -- accepted -- Douglas' campion, Douglas' catchfly, seabluff catchfly |
| |
Silene drummondii Hook. -- accepted -- Drummond's campion, Drummond's catchfly, Drummond's cockle |
| |
Silene drummondii ssp. drummondii Hook. -- accepted -- Drummond's campion |
| |
Silene drummondii var. drummondii Hook. -- not accepted -- Drummond's campion, Drummond's catchfly |
| |
Silene menziesii Hook. -- accepted -- Menzies' campion, white catchfly |
| |
Silene menziesii ssp. menziesii Hook. -- not accepted -- Menzies' campion, Menzies' catchfly |
| |
Silene menziesii ssp. menziesii var. menziesii Hook. -- not accepted |
| |
Silene menziesii var. menziesii Hook. -- not accepted -- Menzies' campion |
| |
Silene scouleri Hook. -- accepted -- Scouler's campion, Scouler's catchfly, simple campion |
| |
Silene scouleri ssp. scouleri Hook. -- accepted -- simple campion |
| |
Silene scouleri ssp. scouleri var. scouleri Hook. -- not accepted -- simple campion |
| |
Silene scouleri var. scouleri Hook. -- not accepted -- simple campion |
| |
Silphium asperimum Hook. -- not accepted |
| |
Silphium asperrimum Hook. -- not accepted |
| |
Silphium integrifolium var. asperrimum (Hook.) B.L. Turner -- not accepted |
| |
Sinningia carolinae (Wawra) Benth. & Hook. f. ex Seibert & Voss -- not accepted |
| |
Sinningia cochlearis (Hook.) Chautems -- accepted |
| |
Sinningia concinna (Hook. f.) Nichols. -- accepted |
| |
Sinningia gracilis (Mart.) Benth. & Hook. f. ex Fritsch -- not accepted |
| |
Sinningia macrophylla (Nees & Mart.) Benth. & Hook. f. ex Fritsch -- accepted |
| |
Sinningia maximiliana (Hanst.) Benth. & Hook. ex Fritsch -- accepted |
| |
Sinningia stricta (Hook. & Arn.) Wiehler -- not accepted |
| |
Sinningia tubiflora (Hook.) Fritsch -- accepted |
| |
Sisymbrium curvisiliqua Hook. -- not accepted |
| |
Sisymbrium sophioides Fisch. ex Hook. -- not accepted |
| |
Sisyrinchium chilense Hook. -- not accepted -- swordleaf blue-eyed grass |
| |
Smilax herbacea var. lasioneura (Hook.) A. DC. -- not accepted |
| |
Smilax lasioneura Hook. -- accepted -- Blue Ridge carrion-flower, Blue Ridge carrionflower |
| |
Smilax lasioneuron Hook. -- not accepted |
| |
Solanum acanthodes Hook.f. -- accepted |
| |
Solanum amblophyllum Hook. -- accepted |
| |
Solanum edmondstonii Hook.f. -- accepted |
| |
Solanum refractum Hook. & Arn. -- accepted |
| |
Solanum sandwicense Hook. & Arn. -- accepted -- `aiakeakua, Hawai'i horsenettle, popolo |
| |
Solanum tweedianum Hook. -- accepted |
| |
Solanum wendlandii Hook. f. -- accepted -- giant potatocreeper |
| |
Solenostoma inundatum (Hook.f. & Taylor) Mitt. ex Steph. -- accepted |
| |
Solenostoma sphaerocarpum (Hook.) Steph. -- accepted |
| |
Solenostoma sphearocarpa (Hook.) Steph. -- not accepted |
| |
Solidago arguta ssp. boottii (Hook.) G. Morton -- not accepted |
| |
Solidago arguta var. boottii (Hook.) Palmer & Steyerm. -- accepted -- Boott's goldenrod |
| |
Solidago bicolor var. lanata (Hook.) Seymour -- not accepted |
| |
Solidago boothii Hook. -- not accepted |
| |
Solidago boottii Hook. -- not accepted |
| |
Solidago hispida var. lanata (Hook.) Fernald -- not accepted -- hairy goldenrod |
| |
Solms-laubachia platycarpa (Hook f. & Thomson) Botsch. -- accepted |
| |
Spermolepis divaricata (Benth. & Hook. f. ex S. Watson) Raf. ex Ser. -- accepted -- forked scaleseed, roughfruit scaleseed |
| |
Sphaeralcea grossulariifolia (Hook. & Arn.) Rydb. -- accepted -- currant-leaf globemallow, gooseberry-leaf globemallow, gooseberryleaf globemallow |
| |
Sphaeralcea grossulariifolia ssp. grossulariifolia (Hook. & Arn.) Rydb. -- not accepted -- gooseberryleaf globemallow |
| |
Sphaeralcea rivularis (Douglas ex Hook.) Torr. -- not accepted |
| |
Sphaerocionium lanceolatum (Hook. & Arn.) Copel. -- not accepted |
| |
Sphaeropteris alternans (Hook.) R.M. Tryon -- not accepted |
| |
Sphaeropteris assimilis (Hook.) R.M. Tryon -- not accepted |
| |
Sphaeropteris aterrima (Hook.) R.M. Tryon -- not accepted |
| |
Sphaeropteris brunoniana (Hook.) R.M. Tryon -- not accepted |
| |
Sphaeropteris cooperi (Hook. ex F. Muell.) R.M. Tryon -- not accepted -- Cooper's cyathea |
| |
Sphaeropteris crinita (Hook.) R.M. Tryon -- not accepted |
| |
Sphaeropteris integra (J. Sm. ex Hook.) R.M. Tryon -- not accepted |
| |
Sphaeropteris lepifera (J. Sm. ex Hook.) R.M. Tryon -- not accepted |
| |
Sphaerorrhiza sarmentiana (Gardner ex Hook.) Roalson & Boggan -- accepted |
| |
Spilanthes pusilla Hook. & Arn. -- not accepted |
| |
Spiraea douglasii Hook. -- accepted -- rose spirea |
| |
Spiraea douglasii ssp. menziesii (Hook.) Calder & Roy L. Taylor -- not accepted |
| |
Spiraea douglasii var. douglasii Hook. -- accepted -- rose spirea |
| |
Spiraea douglasii var. menziesii (Hook.) C. Presl -- accepted -- Menzies' spirea |
| |
Spiraea dumosa Nutt. ex Hook. -- not accepted |
| |
Spiraea menziesii Hook. -- not accepted |
| |
Spodiopogon aureus Hook. & Arn. -- not accepted |
| |
Sporobolus ciliatus Munro ex Hook. f. -- not accepted |
| |
Sporobolus cryptandrus ssp. fuscicola (Hook.) E.K. Jones & Fassett -- not accepted |
| |
Sporobolus cryptandrus ssp. fuscicolor (Hook.) E.K. Jones & Fassett -- not accepted |
| |
Sporobolus cryptandrus var. fuscicola (Hook.) R.W. Pohl -- not accepted |
| |
Sporobolus cuspidatus (Torr. ex Hook.) Alph. Wood -- not accepted |
| |
Sporobolus depauperatus (Torr. ex Hook.) Scribn. -- not accepted |
| |
Spruceanthus olivaceus (Hook.f. & Taylor) X.Q. Shi, R.L. Zhu & Gradst. -- accepted |
| |
Stanhopea Frost ex Hook. -- accepted |
| |
Stapelia nobilis N.E. Br. ex Hook. f. -- not accepted |
| |
Steetzia lyellii (Hook.) Lehm. -- not accepted |
| |
Steironema radicans (Hook.) A. Gray -- not accepted |
| |
Stelechocarpus Hook. f. & Thomson -- accepted |
| |
Stelechocarpus burahol (Blume) Hook. f. & Thomson -- accepted -- burahol |
| |
Stenogastra concinna Hook. f. -- not accepted |
| |
Stephanomeria minor (Hook.) Nutt. -- not accepted -- lesser wirelettuce |
| |
Stephanomeria minor var. minor (Hook.) Nutt. -- not accepted -- narrowleaf wirelettuce |
| |
Stereodon circinalis (Hook.) Mitt. -- not accepted |
| |
Stereophyllum radiculosum (Hook.) Mitt. -- accepted |
| |
Sterigmanthe bojeri (Hook.) Klotzsch & Garcke -- not accepted |
| |
Sterigmanthe splendens (Bojer ex Hook.) Klotzsch & Garcke -- not accepted |
| |
Sticherus owhyensis (Hook.) Ching -- not accepted -- Hawai'i umbrella fern |
| |
Sticherus owhyhensis (Hook.) Ching -- accepted |
| |
Stipa rariflora (Hook. f.) Benth. -- not accepted |
| |
Streptanthus glandulosus Hook. -- accepted -- bristly jewelflower |
| |
Streptanthus glandulosus ssp. glandulosus Hook. -- accepted -- bristly jewelflower |
| |
Streptanthus hyacinthoides Hook. -- accepted -- smooth jewelflower, smooth twistflower |
| |
Streptanthus maculatus ssp. obtusifolius (Hook.) Rollins -- not accepted -- clasping jewelflower |
| |
Streptanthus obtusifolius Hook. -- not accepted |
| |
Streptocarpus dunnii Hook. f. -- accepted |
| |
Streptocarpus galpinii Hook. f. -- accepted |
| |
Streptocarpus gardenii Hook. -- accepted |
| |
Streptocarpus kirkii Hook. f. -- accepted |
| |
Streptocarpus mahonii Hook. f. -- not accepted |
| |
Streptocarpus parviflorus Hook. f. -- accepted |
| |
Streptocarpus parviflorus ssp. parviflorus Hook. f. -- accepted |
| |
Streptocarpus polyanthus Hook. -- accepted |
| |
Streptocarpus polyanthus ssp. polyanthus Hook. -- accepted |
| |
Streptocarpus rexii (Hook.) Lindley -- accepted |
| |
Streptocarpus saundersii Hook. -- accepted |
| |
Strophanthus gratus (Wall. & Hook.) Baill. -- accepted -- ouabain |
| |
Suaeda calceoliformis (Hook.) Moq. -- accepted -- Paiuteweed, Pursh seepweed, western seepweed |
| |
Suksdorfia ranunculifolia (Hook.) Engl. -- accepted -- buttercup suksdorfia |
| |
Symblepharis vaginata (Hook. ex Harv.) Wijk & Margad. -- accepted |
| |
Symphoricarpos occidentalis Hook. -- accepted -- western snowberry, wolfberry |
| |
Symphyogyna hymenophyllum (Hook.) Nees & Mont. -- accepted |
| |
Symphyogyna hymenophyllum var. hymenophyllum (Hook.) Nees & Mont. -- accepted |
| |
Symphyogyna rhodina (Hook.f. & Taylor) Gottsche, Lindenb. & Nees -- accepted |
| |
Symphyogyna tenuinervis (Hook.f. & Taylor) Grolle -- accepted |
| |
Symphyotrichum patens var. gracile (Hook.) G.L. Nesom -- accepted -- late purple aster |
| |
Synadenium grantii Hook. f. -- not accepted |
| |
Synthyris missurica ssp. major (Hook.) Pennell -- accepted |
| |
Synthyris missurica var. major (Hook.) Pennell ex R.J. Davis -- not accepted |
| |
Synthyris reniformis var. major Hook. -- not accepted |
| |
Synthyris rubra (Douglas ex Hook.) Benth. -- accepted -- red kittentails |
| |
Syzygiella acinacifolia (Hook.f. & Taylor) K. Feldberg, Vána, Hentschel & Heinrichs -- accepted |
| |
Syzygiella tasmanica (Hook.f. & Taylor) K. Feldberg, Vána, Hentschel & Heinrichs -- accepted |
| |
Tabebuia aurea (Silva Manso) Benth. & Hook. f. ex S. Moore -- accepted -- Caribbean trumpet-tree |
| |
Talauma hodgsonii Hook. f. & Thomson -- accepted |
| |
Tanacetum suaveolens (Pursh) Hook. -- not accepted |
| |
Tauschia tenuissima (Geyer ex Hook.) Mathias & Constance -- accepted -- Leiberg's umbrellawort |
| |
Tayloria Hook. -- accepted -- tayloria dung moss |
| |
Tayloria splachnoides (Schleich. ex Schwägr.) Hook. -- accepted -- splachnoid dung moss |
| |
Telfairia Hook. -- accepted |
| |
Telfairia occidentalis Hook. f. -- accepted -- fluted gourd |
| |
Telfairia pedata (Sm. ex Sims) Hook. -- accepted -- oysternut |
| |
Temnoma pulchellum (Hook.) Mitt. -- accepted |
| |
Temnoma quadripartitum (Hook.) Mitt. -- accepted |
| |
Temnoma quadripartitum var. quadripartitum (Hook.) Mitt. -- accepted |
| |
Tenaxia cumminsii (Hook. f.) N. P. Barker & H. P. Linder -- accepted |
| |
Tephrosia vogelii Hook. f. -- accepted -- Vogel's tephrosia |
| |
Terrellia virginica var. submutica (Hook.) Lunell ex Hitchc. -- not accepted |
| |
Tetracymbaliella cymbalifera (Hook.f. & Taylor) Grolle -- accepted |
| |
Tetradema tuberculatum (Hook. f.) Schltr. -- not accepted |
| |
Tetradymia spinosa Hook. & Arn. -- accepted -- shortspine horsebrush, spiny horsebrush |
| |
Tetraneuris linearifolia (Hook.) Greene -- accepted -- fineleaf fournerved daisy, slimleaf actinea |
| |
Tetraneuris linearifolia var. linearifolia (Hook.) Greene -- accepted -- fineleaf fournerved daisy |
| |
Tetranthera californica Hook. & Arn. -- not accepted |
| |
Tetrapanax papyrifer (Hook.) K. Koch -- accepted -- Chinese rice-paper plant, rice-paper plant, ricepaper plant |
| |
Tetrapanax papyriferus (Hook.) K. Koch -- not accepted -- Chinese rice-paper plant, rice-paper plant, ricepaper plant |
| |
Tetraphidopsis (Hook. f. & Wilson) Dixon -- accepted |
| |
Tetrapteron graciliflorum (Hook. & Arn.) W.L. Wagner & Hoch -- accepted -- hill suncup |
| |
Thamnobryum neckeroides (Hook.) E. Lawton -- accepted -- Necker's thamnobryum moss |
| |
Thelesperma filifolium (Hook.) A. Gray -- accepted -- greenthread, plains greenthread, stiff greenthread |
| |
Thelesperma filifolium var. filifolium (Hook.) A. Gray -- not accepted -- stiff greenthread |
| |
Thelypodium flavescens (Hook.) S. Watson -- not accepted |
| |
Thelypodium laciniatum (Hook.) Endl. ex Walp. -- accepted -- cutleaf thelypody |
| |
Thelypodium lasiophyllum (Hook. & Arn.) Greene -- not accepted |
| |
Thermopsis macrophylla Hook. & Arn. -- accepted -- Santa Inez goldenbanner |
| |
Thermopsis macrophylla var. macrophylla Hook. & Arn. -- not accepted -- California goldenbanner, false-lupine, golden pea |
| |
Therofon richardsonii (Hook.) Kuntze -- not accepted |
| |
Thuidium crispifolium (Hook.) Lindb. -- not accepted |
| |
Thysananthus anguiformis (Hook.f. & Taylor) Gottsche, Lindenb. & Nees -- accepted |
| |
Thysananthus auriculatus (Wilson & Hook.) Sukkharak & Gradst. -- accepted |
| |
Thysanocarpus Hook. -- accepted -- fringepod, lacepod |
| |
Thysanocarpus curvipes Hook. -- accepted -- lacepod mustard, sand fringepod, sand lacepod |
| |
Thysanocarpus curvipes ssp. curvipes Hook. -- accepted |
| |
Thysanocarpus pusillus Hook. -- not accepted |
| |
Tiarella laciniata Hook. -- not accepted |
| |
Tiarella trifoliata ssp. unifoliata (Hook.) P.M. Kern -- not accepted |
| |
Tiarella trifoliata var. laciniata (Hook.) Wheelock -- accepted -- threeleaf foamflower |
| |
Tiarella trifoliata var. unifoliata (Hook.) Kurtz -- accepted -- oneleaf foamflower |
| |
Tiarella unifoliata Hook. -- not accepted |
| |
Tillaea erecta Hook. & Arn. -- not accepted |
| |
Tillaea minima Miers ex Hook. & Arn. -- not accepted |
| |
Tillandsia aloifolia Hook. -- not accepted |
| |
Tillandsia bulbosa Hook. -- accepted -- bulbous airplant, Tillandsia base bulbosa |
| |
Tillandsia pulchella Hook. -- not accepted |
| |
Tiquilia nuttallii (Hook.) A.T. Richardson -- accepted -- Nuttall's crinklemat, Nuttall's tiquilia, rosette crinklemat |
| |
Tirucalia alata (Hook.) P.V. Heath -- not accepted |
| |
Tithonia speciosa (Hook.) Griseb. -- not accepted |
| |
Tithymalus griffithii (Hook. f.) H. Hara -- not accepted |
| |
Tithymalus splendens (Bojer ex Hook.) M. Gómez -- not accepted |
| |
Tithymalus wallichii (Hook. f.) Soják -- not accepted |
| |
Tium drummondii (Douglas ex Hook.) Rydb. -- not accepted |
| |
Tortella fragilis (Hook. & Wilson) Limpr. -- accepted -- fragile tortella moss |
| |
Tortula australasiae Hook. & Grev. -- not accepted |
| |
Tortula brevirostris Hook. & Grev. -- not accepted |
| |
Tortula bryoides Hook. -- not accepted |
| |
Tortula gracilis Schleich. ex Hook. & Grev. -- not accepted |
| |
Tortula indica Hook. -- not accepted |
| |
Tortula leucostoma (R. Br.) Hook. & Grev. -- accepted |
| |
Tortula suberecta Hook. -- not accepted |
| |
Tortula wilsonii (Hook.) R.H. Zander -- accepted |
| |
Townsendia Hook. -- not accepted |
| |
Townsendia Hook. -- accepted -- Townsend daisy, townsendia |
| |
Townsendia florifer (Hook.) A. Gray -- accepted -- showy Townsend daisy |
| |
Townsendia florifera (Hook.) A. Gray -- not accepted -- showy Townsend daisy, showy townsendia |
| |
Townsendia sericea Hook. -- not accepted |
| |
Trachycarpus fortunei (Hook.) H. Wendl. -- accepted -- Chinese windmill palm |
| |
Tradescantia virginiana var. alba Hook. ex Raf. -- not accepted |
| |
Trematolobelia macrostachys (Hook. & Arn.) Zahlbr. ex Rock -- accepted -- koli'i |
| |
Triandrophyllum subtrifidum (Hook.f. & Taylor) Fulford & Hatcher -- accepted |
| |
Triandrophyllum subtrifidum var. subtrifidum (Hook.f. & Taylor) Fulford & Hatcher -- accepted |
| |
Trichantha major Hook. -- not accepted |
| |
Trichantha minor Hook. -- not accepted |
| |
Trichipteris phegopteroides (Hook.) R.M. Tryon -- not accepted |
| |
Trichocolea mollissima (Hook.f. & Taylor) Gottsche -- accepted |
| |
Tricholepidozia tetradactyla (Hook.f. & Taylor) E.D. Cooper -- accepted |
| |
Trichomanes krausii Hook. & Grev. -- not accepted -- treemoss bristle fern |
| |
Trichomanes lineolatum (Bosch) Hook. -- not accepted -- lined bristle fern |
| |
Trichosporum javanicum (Hook.) Kuntze -- not accepted |
| |
Trichosporum lobbianum (Hook.) Kuntze -- not accepted |
| |
Trichosporum miniatum var. cordifolium (Hook.) Merr. -- not accepted |
| |
Trichosporum speciosum (Hook.) Kuntze -- not accepted |
| |
Trichosporum tricolor (Hook.) Kuntze -- not accepted |
| |
Trichostomopsis australasiae (Hook. & Grev.) H. Rob. -- not accepted -- Australasia trichostomopsis moss |
| |
Trichostomum tenuirostre (Hook. & Taylor) Lindb. -- not accepted |
| |
Trichostomum tenuirostre var. tenuirostre (Hook. & Taylor) Lindb. -- not accepted |
| |
Tricyrtis hirta (Thunb.) Hook. -- accepted -- toadlily |
| |
Trientalis arctica Fisch. ex Hook. -- not accepted |
| |
Trientalis borealis ssp. latifolia (Hook.) Hultén -- not accepted -- broadleaf starflower |
| |
Trientalis europaea ssp. arctica (Fisch. ex Hook.) Hultén -- not accepted -- arctic starflower |
| |
Trientalis europaea var. arctica (Fisch. ex Hook.) Ledeb. -- not accepted |
| |
Trientalis europaea var. latifolia (Hook.) Torr. -- not accepted |
| |
Trientalis latifolia Hook. -- accepted -- broadleaf starflower, western starflower |
| |
Trifolium albopurpureum var. dichotomum (Hook. & Arn.) Isely -- not accepted |
| |
Trifolium chilense Hook. & Arn. -- accepted -- Chilean clover |
| |
Trifolium dichotomum Hook. & Arn. -- accepted -- branched Indian clover |
| |
Trifolium howellii var. latifolium (Hook.) McDermott -- not accepted |
| |
Trifolium latifolium (Hook.) Greene -- accepted -- twin clover |
| |
Trifolium longipes var. latifolium Hook. -- not accepted |
| |
Trifolium macraei Hook. & Arn. -- accepted -- Chilean clover |
| |
Trifolium macraei var. dichotomum (Hook. & Arn.) W.H. Brewer ex S. Watson -- not accepted |
| |
Trifolium melananthum Hook. & Arn. -- not accepted |
| |
Trifolium microdon Hook. & Arn. -- accepted -- thimble clover |
| |
Trifolium obtusiflorum Hook. -- accepted -- clammy clover |
| |
Trifolium spinulosum Douglas ex Hook. -- not accepted |
| |
Trifolium tridentatum var. obtusiflorum (Hook.) S. Watson -- not accepted |
| |
Trifolium variegatum var. melananthum (Hook. & Arn.) Greene -- not accepted |
| |
Trillium chloropetalum var. giganteum (Hook. & Arn.) Munz -- accepted -- giant wakerobin |
| |
Trillium discolor Wray ex Hook. -- accepted -- mottled wakerobin |
| |
Trillium giganteum (Hook. & Arn.) A. Heller -- not accepted |
| |
Trillium sessile ssp. giganteum (Hook. & Arn.) E. Murray -- not accepted |
| |
Trillium sessile var. giganteum Hook. & Arn. -- not accepted |
| |
Trimorpha elata (Hook.) G.L. Nesom -- not accepted |
| |
Trimorpha lonchophylla (Hook.) G.L. Nesom -- not accepted |
| |
Trimorpha lonchophylla var. lonchophylla (Hook.) Nesom -- not accepted -- spearleaf fleabane |
| |
Triodia antarctica Hook. f. -- not accepted |
| |
Tripterocalyx (Torr.) Hook. -- accepted -- sandpuffs |
| |
Tripterocalyx micranthus (Torr.) Hook. -- accepted -- sandpuffs, small-flower sandpuffs, smallflower sand verbena |
| |
Trisetum parvulum (Hook. f.) Speg. -- not accepted |
| |
Triticum dasystachyum (Hook.) A. Gray -- not accepted |
| |
Triticum repens var. dasystachyum Hook. -- not accepted |
| |
Triticum repens var. subvillosum Hook. -- not accepted |
| |
Tritomaria capitata (Hook.) Stotler & Crand.-Stotl. -- not accepted |
| |
Trochophyllohypnum circinale (Hook.) Jan Kucera & Ignatov -- accepted |
| |
Tropidocarpum Hook. -- accepted |
| |
Tropidocarpum gracile Hook. -- accepted -- dobie pod |
| |
Troximon aurantiacum Hook. -- not accepted |
| |
Tulisma verticillata (Hook.) Raf. -- not accepted |
| |
Tumalis bojeri (Hook.) Raf. -- not accepted |
| |
Turritis mollis Hook. -- not accepted |
| |
Tydaea ocellata (Hook.) Regel -- not accepted |
| |
Tydaea picta (Benth. ex Hook.) Decne. -- not accepted |
| |
Ulota drummondii (Hook. & Grev.) Brid. -- accepted -- Drummond's ulota moss |
| |
Umbellularia californica (Hook. & Arn.) Nutt. -- accepted -- California laurel |
| |
Umbellularia californica var. californica (Hook. & Arn.) Nutt. -- accepted -- California laurel |
| |
Urostachys phyllanthus (Hook. & Arn.) Herter -- not accepted |
| |
Urtica grandis Hook. & Arn. -- not accepted |
| |
Uvularia smithii Hook. -- not accepted |
| |
Vaccinium corymbosum var. albiflorum (Hook.) Fernald -- not accepted |
| |
Vaccinium membranaceum var. rigidum (Hook.) Fernald -- not accepted |
| |
Vahlodea atropurpurea ssp. latifolia (Hook.) A.E. Porsild -- not accepted |
| |
Vahlodea latifolia (Hook.) Hultén -- not accepted |
| |
Vahlodea magellanica (Hook. f.) Tzvelev -- not accepted |
| |
Vancouveria hexandra (Hook.) C. Morren & Decne. -- accepted -- northern inside-out flower, white insideout flower |
| |
Vanda tricolor Hook. -- not accepted |
| |
Vanhouttea gardneri (Hook.) Fritsch -- accepted |
| |
Vanhouttea gardneri var. gardneri (Hook.) Fritsch -- accepted |
| |
Verbena incisa Hook. -- not accepted |
| |
Verbena venosa Gillies & Hook. -- not accepted |
| |
Verbesina encelioides (Cav.) Benth. & Hook. f. ex A. Gray -- accepted -- golden crownbeard |
| |
Verbesina encelioides ssp. encelioides (Cav.) Benth. & Hook. f. ex A. Gray -- not accepted -- golden crownbeard |
| |
Vesicaria gracilis Hook. -- not accepted |
| |
Viburnum ellipticum Hook. -- accepted -- common viburnum |
| |
Vicia americana ssp. minor (Hook.) Piper & Beattie -- accepted -- mat vetch, purple vetch |
| |
Vicia americana var. minor Hook. -- not accepted -- mat vetch |
| |
Vicia gigantea Hook. -- not accepted |
| |
Vicia kingii Hook. f. -- not accepted |
| |
Vicia magellanica Hook. f. -- accepted |
| |
Vicia nigricans Hook. & Arn. -- accepted -- black vetch |
| |
Vicia nigricans ssp. gigantea (Hook.) Lassetter & C.R. Gunn -- not accepted -- giant vetch |
| |
Vicia nigricans ssp. nigricans Hook. & Arn. -- not accepted -- black vetch |
| |
Vicia nigricans var. gigantea (Hook.) Broich -- accepted -- giant vetch |
| |
Vicia nigricans var. nigricans Hook. & Arn. -- accepted -- black vetch |
| |
Vicia tetrasperma var. gracilis (Hook.) Asch. & Graebn. -- not accepted |
| |
Vigna nilotica (Delile) Hook. f. -- not accepted |
| |
Vilfa cuspidata Torr. ex Hook. -- not accepted |
| |
Vilfa depauperata Torr. ex Hook. -- not accepted |
| |
Vilfa tenacissima var. fuscicolor Hook. -- not accepted |
| |
Viola adunca var. minor (Hook.) Fernald -- not accepted |
| |
Viola nuttallii var. major Hook. -- not accepted |
| |
Viola porterana var. major (Hook.) M.S. Baker -- not accepted |
| |
Viola praemorsa ssp. major (Hook.) M.S. Baker ex M. Peck -- not accepted |
| |
Viola praemorsa var. major (Hook.) M. Peck -- not accepted |
| |
Viola sarmentosa Douglas ex Hook. -- not accepted |
| |
Viola vallicola var. major (Hook.) Fabijan -- accepted -- valley violet |
| |
Virgulus patens var. gracilis (Hook.) Reveal & Keener -- not accepted |
| |
Voyria tenella Hook. -- accepted -- Puerto Rico ghostplant |
| |
Wahlbergella drummondii (Hook.) Rydb. -- not accepted |
| |
Wardia Harv. & Hook. -- accepted |
| |
Wardia hygrometrica Harv. & Hook. -- accepted |
| |
Weissia macrocarpa Hook. -- not accepted |
| |
Weissia rostellata var. phascoides (Hook.) W.D. Reese & B.A.E. Lemmon -- not accepted |
| |
Weissia tenuirostris Hook. & Taylor -- not accepted |
| |
Welwitschia Hook. f. -- accepted |
| |
Welwitschia mirabilis Hook. f. -- accepted |
| |
Whitia carnosa Benth. & Hook. f. -- not accepted |
| |
Woodsia oregana var. lyallii (Hook.) B. Boivin -- not accepted |
| |
Wyethia scabra Hook. -- not accepted -- badlands mule-ears, badlands mulesears, badlands wyethia |
| |
Wyethia scabra var. scabra Hook. -- not accepted -- badlands mule-ears, badlands mulesears |
| |
X Cyathidaria wilsonii (Hook.) Caluff & Shelton -- not accepted |
| |
Xanthium ambrosioides Hook. & Arn. -- not accepted -- cocklebur |
| |
Xanthocephalum gymnospermoides (A. Gray) Benth. & Hook. f. -- accepted -- matchweed, San Pedro matchweed |
| |
Yabea microcarpa (Hook. & Arn.) Koso-Pol. -- accepted -- false carrot, false hedge-parsley, falsecarrot |
| |
Zantedeschia albomaculata (Hook.) Baill. -- accepted -- spotted calla lily |
| |
Zauschneria californica ssp. latifolia (Hook.) D.D. Keck -- not accepted |
| |
Zauschneria latifolia (Hook.) Greene -- not accepted |
| |
Zeia dasystachyum (Hook.) Lunell -- not accepted |
| |
Zeltnera texensis (Griseb. ex Hook.) G. Mans. -- not accepted |
| |
Zerna vulgaris (Hook.) Henrard -- not accepted |
| |
Zigadenus fremontii var. minor (Hook. & Arn.) Jeps. -- not accepted |
| |
Ziziphus obtusifolia (Hook. ex Torr. & A. Gray) A. Gray -- accepted -- graythorn, Lote bush, lotebush |
| |
Ziziphus obtusifolia var. obtusifolia (Hook. ex Torr. & A. Gray) A. Gray -- accepted -- graythorn, lotebush |
| |
Zoopsis Hook.f. ex Gottsche -- accepted |
| |
Zoopsis argentea (Hook.f. & Taylor) Gottsche, Lindenb. & Nees -- accepted |
| |
Zoopsis argentea var. argentea (Hook.f. & Taylor) Gottsche, Lindenb. & Nees -- accepted |
| |
Zygodon Hook. & Taylor -- accepted |
| |
Zygodon conoideus (Dicks.) Hook. & Taylor -- accepted |
| |
| Kingdom Bacteria |
| |
Angiococcus (ex Jahn, 1924) Hook et al., 1980 -- valid |
| |
Angiococcus disciformis (Thaxter, 1904) Hook et al., 1980 -- valid |
| |
Legionella lytica (Drozanski, 1991) Hookey et al., 1996 -- valid |
| |
Lyngbya purpurea (Hooker and Harvey) Gomont -- valid |
| |
|
